Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Little Rock, Pulaski County, Arkansas, USAi
Regional Level Types
Little RockCity
Pulaski CountyCounty
ArkansasState
USACountry

Flag of Little Rock
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Type:
Largest Settlements:
PlacePopulation
Little Rock197,992 (2017)
College Station600 (2017)
Mindat Locality ID:
24253
Long-form identifier:
mindat:1:2:24253:9
GUID (UUID V4):
0


Little Rock is the capital city of Arkansas. It is also Arkansas' most populous city.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

94 valid minerals. 2 (TL) - type locality of valid minerals.

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
Aeschynite-(Y)
Formula: Y(TiNb)O6
Albite
Formula: Na(AlSi3O8)
Allanite-(Ce)
Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
Analcime
Formula: Na(AlSi2O6) · H2O
Anatase
Formula: TiO2
Andradite
Formula: Ca3Fe3+2(SiO4)3
Anhydrite
Formula: CaSO4
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Annite
Formula: KFe2+3(AlSi3O10)(OH)2
Anorthite
Formula: Ca(Al2Si2O8)
'Apophyllite Group'
Formula: AB4[Si8O20]X · 8H2O
Arfvedsonite
Formula: NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Astrophyllite
Formula: K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Barwoodite (TL)
Formula: Mn2+6Nb5+(SiO4)2O3(OH)3
Baryte
Formula: BaSO4
'Bastnäsite'
Formula: (Ce/Nd/Y/REE)(CO3)F
Bastnäsite-(Ce)
Formula: Ce(CO3)F
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Britholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3OH
'Britholite Group'
Formula: (REE,Ca)5[(Si,P)O4]3X
Brookite
Formula: TiO2
Burbankite
Formula: (Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Calcite
Formula: CaCO3
Cancrinite
Formula: (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Catapleiite
Formula: Na2Zr(Si3O9) · 2H2O
'Chabazite'
Chamosite
Formula: Fe2+5Al(AlSi3O10)(OH)8
'Chlorite Group'
Chrysotile
Formula: Mg3(Si2O5)(OH)4
'Clinopyroxene Subgroup'
Cookeite
Formula: (LiAl4◻)[AlSi3O10](OH)8
Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Diopside
Formula: CaMgSi2O6
Dolomite
Formula: CaMg(CO3)2
Edenite
Formula: NaCa2Mg5(Si7Al)O22(OH)2
Eggletonite (TL)
Formula: (Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Eudialyte
Formula: Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
'Fayalite-Forsterite Series'
'Fergusonite'
Fergusonite-(Ce)
Formula: CeNbO4 · 0.3H2O
Fersmite
Formula: CaNb2O6
'Florencite'
Florencite-(Ce)
Formula: CeAl3(PO4)2(OH)6
Fluorapatite
Formula: Ca5(PO4)3F
Fluorapophyllite-(K)
Formula: KCa4(Si8O20)(F,OH) · 8H2O
Fluorite
Formula: CaF2
Gaidonnayite
Formula: Na2Zr(Si3O9) · 2H2O
Galena
Formula: PbS
Ganophyllite
Formula: (K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Gonnardite
Formula: (Na,Ca)2(Si,Al)5O10 · 3H2O
Gypsum
Formula: CaSO4 · 2H2O
Haüyne
Formula: Na3Ca(Si3Al3)O12(SO4)
Helvine
Formula: Be3Mn2+4(SiO4)3S
'Heulandite Subgroup'
Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Ilmenite
Formula: Fe2+TiO3
Joaquinite-(Ce)
Formula: NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
'Joaquinite Group'
Kaersutite
Formula: NaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Kainosite-(Y)
Formula: Ca2Y2(SiO3)4(CO3) · H2O
Kaolinite
Formula: Al2(Si2O5)(OH)4
'K Feldspar'
Kupletskite
Formula: K2NaMn2+7Ti2[Si4O12]2O2(OH)4F
Låvenite
Formula: Na2Ca2Mn2Zr2(Si2O7)2O2F2
Lazurite
Formula: Na7Ca(Al6Si6O24)(SO4)(S3) · H2O
Magnetite
Formula: Fe2+Fe3+2O4
Mesolite
Formula: Na2Ca2Si9Al6O30 · 8H2O
Microcline
Formula: K(AlSi3O8)
Molybdenite
Formula: MoS2
Mordenite
Formula: (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Mosandrite-(Ce)
Formula: (Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
Narsarsukite
Formula: Na2(Ti,Fe3+)Si4(O,F)11
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Nepheline
Formula: Na3K(Al4Si4O16)
Nontronite
Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Nosean
Formula: Na8(Al6Si6O24)(SO4) · H2O
Opal
Formula: SiO2 · nH2O
Orthoclase
Formula: K(AlSi3O8)
'Parisite'
Formula: Ca(Ce/La/Nd/REE)2(CO3)3F2
Parisite-(Ce)
Formula: CaCe2(CO3)3F2
Pectolite
Formula: NaCa2Si3O8(OH)
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Polylithionite
Formula: KLi2Al(Si4O10)(F,OH)2
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Pyrite
Formula: FeS2
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
'Pyrochlore Supergroup'
Formula: A2-mD2X6-wZ1-n
'Pyrochlore Supergroup var. Betafite (of Hogarth 1977)'
Formula: (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Pyrolusite
Formula: Mn4+O2
Pyrophanite
Formula: Mn2+TiO3
'Pyroxene Group'
Formula: ADSi2O6
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Quartz var. Chalcedony
Formula: SiO2
Riebeckite
Formula: ◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Rinkite-(Ce)
Formula: (Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Serandite
Formula: NaMn2+2Si3O8(OH)
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Siderite
Formula: FeCO3
Sodalite
Formula: Na4(Si3Al3)O12Cl
Sphalerite
Formula: ZnS
Spinel
Formula: MgAl2O4
Stilbite-Ca
Formula: NaCa4(Si27Al9)O72 · 28H2O
'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
Colour: amber-brown
'Synchysite Group'
Thaumasite
Formula: Ca3(SO4)[Si(OH)6](CO3) · 12H2O
Thomsonite-Ca
Formula: NaCa2[Al5Si5O20] · 6H2O
'Thomsonite Subgroup'
Thorite
Formula: Th(SiO4)
Titanite
Formula: CaTi(SiO4)O
Vermiculite
Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Wurtzite
Formula: (Zn,Fe)S
Zircon
Formula: Zr(SiO4)
Zircophyllite
Formula: K2NaFe2+7Zr2[Si4O12]2O2(OH)4F

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Wurtzite2.CB.45(Zn,Fe)S
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
Magnetite4.BB.05Fe2+Fe3+2O4
Spinel4.BB.05MgAl2O4
Ilmenite4.CB.05Fe2+TiO3
Pyrophanite4.CB.05Mn2+TiO3
Quartz
var. Chalcedony
4.DA.05SiO2
4.DA.05SiO2
Opal4.DA.10SiO2 · nH2O
Pyrolusite4.DB.05Mn4+O2
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Aeschynite-(Y)4.DF.05Y(TiNb)O6
Fersmite4.DG.05CaNb2O6
Cryptomelane4.DK.05aK(Mn4+7Mn3+)O16
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Dolomite5.AB.10CaMg(CO3)2
Burbankite5.AC.30(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Bastnäsite-(Ce)5.BD.20aCe(CO3)F
Parisite-(Ce)5.BD.20bCaCe2(CO3)3F2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite7.AD.30CaSO4
Baryte7.AD.35BaSO4
Gypsum7.CD.40CaSO4 · 2H2O
Thaumasite7.DG.15Ca3(SO4)[Si(OH)6](CO3) · 12H2O
Fergusonite-(Ce)7.GA.05CeNbO4 · 0.3H2O
Group 8 - Phosphates, Arsenates and Vanadates
Florencite-(Ce)8.BL.13CeAl3(PO4)2(OH)6
Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
Chrysotile9.00.Mg3(Si2O5)(OH)4
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Thorite9.AD.30Th(SiO4)
Zircon9.AD.30Zr(SiO4)
Barwoodite (TL)9.AF.Mn2+6Nb5+(SiO4)2O3(OH)3
Titanite9.AG.15CaTi(SiO4)O
Britholite-(Ce)9.AH.25(Ce,Ca)5(SiO4)3OH
Låvenite9.BE.17Na2Ca2Mn2Zr2(Si2O7)2O2F2
Mosandrite-(Ce)9.BE.20(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
Rinkite-(Ce)9.BE.20(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Allanite-(Ce)9.BG.05b(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Catapleiite9.CA.15Na2Zr(Si3O9) · 2H2O
Joaquinite-(Ce)9.CE.25NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Kainosite-(Y)9.CF.10Ca2Y2(SiO3)4(CO3) · H2O
Eudialyte9.CO.10Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Diopside9.DA.15CaMgSi2O6
Aegirine9.DA.25NaFe3+Si2O6
Astrophyllite9.DC.05K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
Kupletskite9.DC.05K2NaMn2+7Ti2[Si4O12]2O2(OH)4F
Zircophyllite9.DC.05K2NaFe2+7Zr2[Si4O12]2O2(OH)4F
Edenite9.DE.15NaCa2Mg5(Si7Al)O22(OH)2
Kaersutite9.DE.15NaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Arfvedsonite9.DE.25NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Riebeckite9.DE.25◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Pectolite9.DG.05NaCa2Si3O8(OH)
Serandite9.DG.05NaMn2+2Si3O8(OH)
Aenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
Narsarsukite9.DJ.05Na2(Ti,Fe3+)Si4(O,F)11
Gaidonnayite9.DM.15Na2Zr(Si3O9) · 2H2O
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Fluorapophyllite-(K)9.EA.15KCa4(Si8O20)(F,OH) · 8H2O
Annite9.EC.20KFe2+3(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Polylithionite9.EC.20KLi2Al(Si4O10)(F,OH)2
Nontronite9.EC.40Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Vermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Chamosite9.EC.55Fe2+5Al(AlSi3O10)(OH)8
Cookeite9.EC.55(LiAl4◻)[AlSi3O10](OH)8
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Eggletonite (TL)9.EG.30(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Ganophyllite9.EG.30(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Nepheline9.FA.05Na3K(Al4Si4O16)
Microcline9.FA.30K(AlSi3O8)
Orthoclase9.FA.30K(AlSi3O8)
Albite9.FA.35Na(AlSi3O8)
Anorthite9.FA.35Ca(Al2Si2O8)
Cancrinite9.FB.05(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Haüyne9.FB.10Na3Ca(Si3Al3)O12(SO4)
Helvine9.FB.10Be3Mn2+4(SiO4)3S
Lazurite9.FB.10Na7Ca(Al6Si6O24)(SO4)(S3) · H2O
Nosean9.FB.10Na8(Al6Si6O24)(SO4) · H2O
Sodalite9.FB.10Na4(Si3Al3)O12Cl
Gonnardite9.GA.05(Na,Ca)2(Si,Al)5O10 · 3H2O
Mesolite9.GA.05Na2Ca2Si9Al6O30 · 8H2O
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Thomsonite-Ca9.GA.10NaCa2[Al5Si5O20] · 6H2O
Analcime9.GB.05Na(AlSi2O6) · H2O
Mordenite9.GD.35(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Stilbite-Ca9.GE.10NaCa4(Si27Al9)O72 · 28H2O
Unclassified
'Amphibole Supergroup'-AB2C5(T8O22)W2
'Apophyllite Group'-AB4[Si8O20]X · 8H2O
'Bastnäsite'-(Ce/Nd/Y/REE)(CO3)F
'Pyrochlore Supergroup
var. Betafite (of Hogarth 1977)'
-(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chabazite'-
'Chlorite Group'-
'Heulandite Subgroup'-(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
'Parisite'-Ca(Ce/La/Nd/REE)2(CO3)3F2
'Clinopyroxene Subgroup'-
'Fayalite-Forsterite Series'-
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'K Feldspar'-
'Pyroxene Group'-ADSi2O6
'Florencite'-
'Fergusonite'-
'Serpentine Subgroup'-D3[Si2O5](OH)4
'Thomsonite Subgroup'-
'Pyrochlore Supergroup'-A2-mD2X6-wZ1-n
'Joaquinite Group'-
'Britholite Group'-(REE,Ca)5[(Si,P)O4]3X
'Synchysite Group'-
'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
H Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
H AnalcimeNa(AlSi2O6) · H2O
H AnniteKFe32+(AlSi3O10)(OH)2
H Apophyllite GroupAB4[Si8O20]X · 8H2O
H ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
H AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
H Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
H Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
H CatapleiiteNa2Zr(Si3O9) · 2H2O
H ChamositeFe52+Al(AlSi3O10)(OH)8
H ChrysotileMg3(Si2O5)(OH)4
H Cookeite(LiAl4◻)[AlSi3O10](OH)8
H EdeniteNaCa2Mg5(Si7Al)O22(OH)2
H Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
H Fergusonite-(Ce)CeNbO4 · 0.3H2O
H Florencite-(Ce)CeAl3(PO4)2(OH)6
H Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
H GaidonnayiteNa2Zr(Si3O9) · 2H2O
H Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
H Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
H GypsumCaSO4 · 2H2O
H Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
H Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
H Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
H KaoliniteAl2(Si2O5)(OH)4
H KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
H LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
H MesoliteNa2Ca2Si9Al6O30 · 8H2O
H Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
H Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
H NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
H NoseanNa8(Al6Si6O24)(SO4) · H2O
H NatroliteNa2Al2Si3O10 · 2H2O
H OpalSiO2 · nH2O
H PectoliteNaCa2Si3O8(OH)
H PhlogopiteKMg3(AlSi3O10)(OH)2
H PolylithioniteKLi2Al(Si4O10)(F,OH)2
H PrehniteCa2Al2Si3O10(OH)2
H Pyrochlore GroupA2Nb2(O,OH)6Z
H Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
H SeranditeNaMn22+Si3O8(OH)
H Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
H ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
H Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
H VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
H ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
H Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
H Serpentine SubgroupD3[Si2O5](OH)4
H Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
H BarwooditeMn62+Nb5+(SiO4)2O3(OH)3
LiLithium
Li Cookeite(LiAl4◻)[AlSi3O10](OH)8
Li PolylithioniteKLi2Al(Si4O10)(F,OH)2
BeBeryllium
Be HelvineBe3Mn42+(SiO4)3S
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C Bastnäsite-(Ce)Ce(CO3)F
C Bastnäsite(Ce/Nd/Y/REE)(CO3)F
C Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
C CalciteCaCO3
C Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
C DolomiteCaMg(CO3)2
C Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
C Parisite-(Ce)CaCe2(CO3)3F2
C SideriteFeCO3
C ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
C ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
OOxygen
O AegirineNaFe3+Si2O6
O AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
O Aeschynite-(Y)Y(TiNb)O6
O AlbiteNa(AlSi3O8)
O Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
O Amphibole SupergroupAB2C5(T8O22)W2
O AnalcimeNa(AlSi2O6) · H2O
O AnataseTiO2
O AndraditeCa3Fe23+(SiO4)3
O AnhydriteCaSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O AnniteKFe32+(AlSi3O10)(OH)2
O AnorthiteCa(Al2Si2O8)
O Apophyllite GroupAB4[Si8O20]X · 8H2O
O ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
O AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O BaryteBaSO4
O Bastnäsite-(Ce)Ce(CO3)F
O Bastnäsite(Ce/Nd/Y/REE)(CO3)F
O Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
O BrookiteTiO2
O Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
O CalciteCaCO3
O Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
O CatapleiiteNa2Zr(Si3O9) · 2H2O
O Quartz var. ChalcedonySiO2
O ChamositeFe52+Al(AlSi3O10)(OH)8
O ChrysotileMg3(Si2O5)(OH)4
O Cookeite(LiAl4◻)[AlSi3O10](OH)8
O CryptomelaneK(Mn74+Mn3+)O16
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O EdeniteNaCa2Mg5(Si7Al)O22(OH)2
O Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
O Fergusonite-(Ce)CeNbO4 · 0.3H2O
O FersmiteCaNb2O6
O Florencite-(Ce)CeAl3(PO4)2(OH)6
O FluorapatiteCa5(PO4)3F
O Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
O GaidonnayiteNa2Zr(Si3O9) · 2H2O
O Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
O Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
O GypsumCaSO4 · 2H2O
O HaüyneNa3Ca(Si3Al3)O12(SO4)
O HelvineBe3Mn42+(SiO4)3S
O Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
O IlmeniteFe2+TiO3
O Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
O KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
O Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
O KaoliniteAl2(Si2O5)(OH)4
O KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
O LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
O LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
O MagnetiteFe2+Fe23+O4
O MesoliteNa2Ca2Si9Al6O30 · 8H2O
O MicroclineK(AlSi3O8)
O Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
O Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
O NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
O NephelineNa3K(Al4Si4O16)
O NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
O NoseanNa8(Al6Si6O24)(SO4) · H2O
O NatroliteNa2Al2Si3O10 · 2H2O
O OpalSiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O Parisite-(Ce)CaCe2(CO3)3F2
O PectoliteNaCa2Si3O8(OH)
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PolylithioniteKLi2Al(Si4O10)(F,OH)2
O PrehniteCa2Al2Si3O10(OH)2
O Pyrochlore GroupA2Nb2(O,OH)6Z
O PyrolusiteMn4+O2
O PyrophaniteMn2+TiO3
O QuartzSiO2
O Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
O Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
O SeranditeNaMn22+Si3O8(OH)
O SideriteFeCO3
O SodaliteNa4(Si3Al3)O12Cl
O SpinelMgAl2O4
O Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
O ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
O Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
O ThoriteTh(SiO4)
O TitaniteCaTi(SiO4)O
O VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
O ZirconZr(SiO4)
O ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
O Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
O ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
O Fayalite-Forsterite Series
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Pyroxene GroupADSi2O6
O Serpentine SubgroupD3[Si2O5](OH)4
O Britholite Group(REE,Ca)5[(Si,P)O4]3X
O Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
O BarwooditeMn62+Nb5+(SiO4)2O3(OH)3
FFluorine
F AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
F Bastnäsite-(Ce)Ce(CO3)F
F Bastnäsite(Ce/Nd/Y/REE)(CO3)F
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluorapatiteCa5(PO4)3F
F Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
F FluoriteCaF2
F Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
F KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
F LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
F NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
F Parisite-(Ce)CaCe2(CO3)3F2
F PolylithioniteKLi2Al(Si4O10)(F,OH)2
F Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
F ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
F ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
NaSodium
Na AegirineNaFe3+Si2O6
Na AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Na AlbiteNa(AlSi3O8)
Na AnalcimeNa(AlSi2O6) · H2O
Na ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Na AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Na Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Na Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Na Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Na CatapleiiteNa2Zr(Si3O9) · 2H2O
Na EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Na Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Na EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Na GaidonnayiteNa2Zr(Si3O9) · 2H2O
Na Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Na Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Na HaüyneNa3Ca(Si3Al3)O12(SO4)
Na Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Na Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Na KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Na KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
Na LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
Na LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Na MesoliteNa2Ca2Si9Al6O30 · 8H2O
Na Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Na NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
Na NephelineNa3K(Al4Si4O16)
Na NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Na NoseanNa8(Al6Si6O24)(SO4) · H2O
Na NatroliteNa2Al2Si3O10 · 2H2O
Na PectoliteNaCa2Si3O8(OH)
Na Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Na Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Na SeranditeNaMn22+Si3O8(OH)
Na SodaliteNa4(Si3Al3)O12Cl
Na Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Na ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
Na Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
Mg EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Mg KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg SpinelMgAl2O4
Mg VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Mg Fayalite-Forsterite Series
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Al AnalcimeNa(AlSi2O6) · H2O
Al AnniteKFe32+(AlSi3O10)(OH)2
Al AnorthiteCa(Al2Si2O8)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Al ChamositeFe52+Al(AlSi3O10)(OH)8
Al Cookeite(LiAl4◻)[AlSi3O10](OH)8
Al EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Al Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al Florencite-(Ce)CeAl3(PO4)2(OH)6
Al Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Al Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Al HaüyneNa3Ca(Si3Al3)O12(SO4)
Al Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Al KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Al KaoliniteAl2(Si2O5)(OH)4
Al LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
Al MesoliteNa2Ca2Si9Al6O30 · 8H2O
Al MicroclineK(AlSi3O8)
Al Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Al NephelineNa3K(Al4Si4O16)
Al NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Al NoseanNa8(Al6Si6O24)(SO4) · H2O
Al NatroliteNa2Al2Si3O10 · 2H2O
Al OrthoclaseK(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al PolylithioniteKLi2Al(Si4O10)(F,OH)2
Al PrehniteCa2Al2Si3O10(OH)2
Al SodaliteNa4(Si3Al3)O12Cl
Al SpinelMgAl2O4
Al Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Al Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Al VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Al Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
SiSilicon
Si AegirineNaFe3+Si2O6
Si AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Si AlbiteNa(AlSi3O8)
Si Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Si AnalcimeNa(AlSi2O6) · H2O
Si AndraditeCa3Fe23+(SiO4)3
Si AnniteKFe32+(AlSi3O10)(OH)2
Si AnorthiteCa(Al2Si2O8)
Si Apophyllite GroupAB4[Si8O20]X · 8H2O
Si ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Si AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Si Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Si CatapleiiteNa2Zr(Si3O9) · 2H2O
Si Quartz var. ChalcedonySiO2
Si ChamositeFe52+Al(AlSi3O10)(OH)8
Si ChrysotileMg3(Si2O5)(OH)4
Si Cookeite(LiAl4◻)[AlSi3O10](OH)8
Si DiopsideCaMgSi2O6
Si EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Si Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Si Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
Si GaidonnayiteNa2Zr(Si3O9) · 2H2O
Si Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Si Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Si HaüyneNa3Ca(Si3Al3)O12(SO4)
Si HelvineBe3Mn42+(SiO4)3S
Si Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Si Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Si KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Si Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
Si KaoliniteAl2(Si2O5)(OH)4
Si KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
Si LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
Si LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Si MesoliteNa2Ca2Si9Al6O30 · 8H2O
Si MicroclineK(AlSi3O8)
Si Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Si Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
Si NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
Si NephelineNa3K(Al4Si4O16)
Si NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Si NoseanNa8(Al6Si6O24)(SO4) · H2O
Si NatroliteNa2Al2Si3O10 · 2H2O
Si OpalSiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si PectoliteNaCa2Si3O8(OH)
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si PolylithioniteKLi2Al(Si4O10)(F,OH)2
Si PrehniteCa2Al2Si3O10(OH)2
Si QuartzSiO2
Si Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Si Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Si SeranditeNaMn22+Si3O8(OH)
Si SodaliteNa4(Si3Al3)O12Cl
Si Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Si ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Si Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Si ThoriteTh(SiO4)
Si TitaniteCaTi(SiO4)O
Si VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Si ZirconZr(SiO4)
Si ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
Si Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
Si Fayalite-Forsterite Series
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Pyroxene GroupADSi2O6
Si Serpentine SubgroupD3[Si2O5](OH)4
Si Britholite Group(REE,Ca)5[(Si,P)O4]3X
Si Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Si BarwooditeMn62+Nb5+(SiO4)2O3(OH)3
PPhosphorus
P Florencite-(Ce)CeAl3(PO4)2(OH)6
P FluorapatiteCa5(PO4)3F
P Britholite Group(REE,Ca)5[(Si,P)O4]3X
SSulfur
S AnhydriteCaSO4
S BaryteBaSO4
S Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
S GalenaPbS
S GypsumCaSO4 · 2H2O
S HaüyneNa3Ca(Si3Al3)O12(SO4)
S HelvineBe3Mn42+(SiO4)3S
S LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
S MolybdeniteMoS2
S NoseanNa8(Al6Si6O24)(SO4) · H2O
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
S Wurtzite(Zn,Fe)S
ClChlorine
Cl EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Cl SodaliteNa4(Si3Al3)O12Cl
KPotassium
K AnniteKFe32+(AlSi3O10)(OH)2
K AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K CryptomelaneK(Mn74+Mn3+)O16
K Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
K Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
K Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
K Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
K KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
K MicroclineK(AlSi3O8)
K Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
K NephelineNa3K(Al4Si4O16)
K OrthoclaseK(AlSi3O8)
K PhlogopiteKMg3(AlSi3O10)(OH)2
K PolylithioniteKLi2Al(Si4O10)(F,OH)2
K ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
CaCalcium
Ca Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Ca AndraditeCa3Fe23+(SiO4)3
Ca AnhydriteCaSO4
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AnorthiteCa(Al2Si2O8)
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Ca Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ca Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Ca CalciteCaCO3
Ca Cancrinite(Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Ca Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Ca FersmiteCaNb2O6
Ca FluorapatiteCa5(PO4)3F
Ca Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
Ca FluoriteCaF2
Ca Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Ca Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
Ca GypsumCaSO4 · 2H2O
Ca HaüyneNa3Ca(Si3Al3)O12(SO4)
Ca Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Ca KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Ca Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
Ca LazuriteNa7Ca(Al6Si6O24)(SO4)(S3) · H2O
Ca LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Ca MesoliteNa2Ca2Si9Al6O30 · 8H2O
Ca Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Ca Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
Ca Parisite-(Ce)CaCe2(CO3)3F2
Ca PectoliteNaCa2Si3O8(OH)
Ca PrehniteCa2Al2Si3O10(OH)2
Ca Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Ca ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Ca Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Ca TitaniteCaTi(SiO4)O
Ca Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
Ca ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Britholite Group(REE,Ca)5[(Si,P)O4]3X
TiTitanium
Ti AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Ti Aeschynite-(Y)Y(TiNb)O6
Ti AnataseTiO2
Ti AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Ti Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti BrookiteTiO2
Ti IlmeniteFe2+TiO3
Ti Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Ti KaersutiteNaCa2(Mg3AlTi4+)(Si6Al2)O22O2
Ti KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
Ti Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.50.5]Ti(Si2O7)2(OH)2(H2O)2
Ti NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
Ti PyrophaniteMn2+TiO3
Ti Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn CryptomelaneK(Mn74+Mn3+)O16
Mn Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Mn Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Mn HelvineBe3Mn42+(SiO4)3S
Mn KupletskiteK2NaMn72+Ti2[Si4O12]2O2(OH)4F
Mn LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Mn PyrolusiteMn4+O2
Mn PyrophaniteMn2+TiO3
Mn SeranditeNaMn22+Si3O8(OH)
Mn BarwooditeMn62+Nb5+(SiO4)2O3(OH)3
FeIron
Fe AegirineNaFe3+Si2O6
Fe AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Fe Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Fe AndraditeCa3Fe23+(SiO4)3
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe AnniteKFe32+(AlSi3O10)(OH)2
Fe ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Fe AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe ChamositeFe52+Al(AlSi3O10)(OH)8
Fe Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Fe IlmeniteFe2+TiO3
Fe Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Fe MagnetiteFe2+Fe23+O4
Fe NarsarsukiteNa2(Ti,Fe3+)Si4(O,F)11
Fe NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Fe SideriteFeCO3
Fe VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Fe Wurtzite(Zn,Fe)S
Fe ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
Fe Fayalite-Forsterite Series
ZnZinc
Zn SphaleriteZnS
Zn Wurtzite(Zn,Fe)S
SrStrontium
Sr Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
YYttrium
Y Aeschynite-(Y)Y(TiNb)O6
Y Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Y Kainosite-(Y)Ca2Y2(SiO3)4(CO3) · H2O
ZrZirconium
Zr CatapleiiteNa2Zr(Si3O9) · 2H2O
Zr EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Zr GaidonnayiteNa2Zr(Si3O9) · 2H2O
Zr LåveniteNa2Ca2Mn2Zr2(Si2O7)2O2F2
Zr ZirconZr(SiO4)
Zr ZircophylliteK2NaFe72+Zr2[Si4O12]2O2(OH)4F
NbNiobium
Nb Aeschynite-(Y)Y(TiNb)O6
Nb Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Nb Fergusonite-(Ce)CeNbO4 · 0.3H2O
Nb FersmiteCaNb2O6
Nb Pyrochlore GroupA2Nb2(O,OH)6Z
Nb BarwooditeMn62+Nb5+(SiO4)2O3(OH)3
MoMolybdenum
Mo MolybdeniteMoS2
BaBarium
Ba BaryteBaSO4
Ba Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Ba Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
LaLanthanum
La ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CeCerium
Ce Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Ce Bastnäsite-(Ce)Ce(CO3)F
Ce Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Ce Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ce Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Ce Fergusonite-(Ce)CeNbO4 · 0.3H2O
Ce Florencite-(Ce)CeAl3(PO4)2(OH)6
Ce Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
Ce Parisite-(Ce)CaCe2(CO3)3F2
Ce Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Ce ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
NdNeodymium
Nd Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Nd ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
TaTantalum
Ta Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
PbLead
Pb GalenaPbS
ThThorium
Th ThoriteTh(SiO4)
UUranium
U Pyrochlore Supergroup var. Betafite (of Hogarth 1977)(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)

Geochronology

Mineralization age: Late/Upper Cretaceous : 94 ± 5 Ma to 89 ± 4 Ma

Important note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Mesozoic
  Cretaceous
   Late/Upper Cretaceous
ⓘ Biotite (youngest age)89 ± 4 MaGranite Mountain area, Little Rock, Pulaski County, Arkansas, USA
ⓘ Biotite (oldest age)94 ± 5 MaGranite Mountain area, Little Rock, Pulaski County, Arkansas, USA

Fossils

There are 21 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences21
Youngest Fossil Listed48.6 Ma (Eocene)
Oldest Fossil Listed66.0 Ma (Late/Upper Cretaceous)
Stratigraphic Units
UnitNo. OccurrencesAge
Midway - Clayton1355.8 - 48.6 Ma (Eocene)
Midway755.8 - 48.6 Ma (Eocene)
Midway - Porters Creek - Matthews Landing Marl161.6 - 59.2 Ma (Paleocene)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Epitonium
genus
Animalia : Mollusca : Gastropoda : Epitoniidae : Epitonium66 - 59.2 Ma
Paleocene
Lacunaria
genus
Animalia : Mollusca : Gastropoda : Littorinimorpha : Naticidae : Lacunaria66 - 59.2 Ma
Paleocene
Mesalia
genus
Animalia : Mollusca : Gastropoda : Turritellidae : Mesalia66 - 61.6 Ma
Paleocene
Priscoficus
genus
Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Priscoficus66 - 59.2 Ma
Paleocene
Corbula
genus
Animalia : Mollusca : Bivalvia : Myida : Corbulidae : Corbula66 - 59.2 Ma
Paleocene
Acteon
genus
Animalia : Mollusca : Gastropoda : Cephalaspidea : Acteonidae : Acteon66 - 61.6 Ma
Paleocene
Protocardia
genus
Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Protocardia66 - 61.6 Ma
Paleocene
Cytherea
genus
Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Cytherea66 - 61.6 Ma
Paleocene
Mesalia alabamiensis
species
Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : Mesalia : Mesalia alabamiensis66 - 59.2 Ma
Paleocene
Amusium (Propeamussium) alabamense
species
Animalia : Mollusca : Bivalvia : Pectinida : Propeamussiidae : Propeamussium : Amusium (Propeamussium) alabamense61.6 - 59.2 Ma
Paleocene
Hercoglossa ulrichi
species
Animalia : Mollusca : Cephalopoda : Nautilida : Hercoglossidae : Hercoglossa : Hercoglossa ulrichi66 - 56 Ma
Paleocene
Kapalmerella mortoni
species
Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : Kapalmerella : Kapalmerella mortoni66 - 61.6 Ma
Paleocene
Ostrea crenulimarginata
species
Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : Ostrea crenulimarginata66 - 61.6 Ma
Paleocene
Ostrea pulaskensis
species
Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : Ostrea pulaskensis66 - 59.2 Ma
Paleocene
Mesalia pumila
species
Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : Mesalia : Mesalia pumila66 - 61.6 Ma
Paleocene
Conopeum damicornis
species
Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Electridae : Conopeum : Conopeum damicornis66 - 61.6 Ma
Paleocene
Callianassa ulrichi
species
Animalia : Arthropoda : Malacostraca : Decapoda : Callianassidae : Callianassa : Callianassa ulrichi55.8 - 48.6 Ma
Eocene
Fossil LocalitiesClick to show 5 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Little_Rock,_Arkansas
Wikidata ID:Q33405
GeoNames ID:4119403

Localities in this Region

Other Regions, Features and Areas that Intersect


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