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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Yuma County, Arizona, USAi
Regional Level Types
Yuma CountyCounty
ArizonaState
USACountry

Flag of Yuma County
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Type:
Largest Settlements:
PlacePopulation
Yuma94,139 (2017)
San Luis31,520 (2017)
Fortuna Foothills26,265 (2011)
Somerton15,048 (2017)
Avenue B and C4,176 (2017)
Wellton2,936 (2017)
Mindat Locality ID:
18497
Long-form identifier:
mindat:1:2:18497:0
GUID (UUID V4):
0
Other Languages:
French:
Comté de Yuma, Arizona, États-Unis
German:
Yuma County, Arizona, Vereinigte Staaten
Italian:
Contea di Yuma, Arizona, Stati Uniti d'America
Russian:
Юма, Аризона, Соединённые Штаты Америки
Spanish:
Condado de Yuma, Arizona, Estados Unidos
Armenian:
Յումա շրջան, Արիզոնա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Yuma konderria, Arizona
Bavarian:
Yuma County, Arizona, Vaoanigte Stootn
Cebuano:
Yuma County, Arizona (estado)
Czech:
Yuma County, Arizona, Spojené státy americké
Dutch:
Yuma County, Arizona (staat), Verenigde Staten
Farsi/Persian:
شهرستان یوما, آریزونا, ایالات متحده آمریکا
Hungarian:
Yuma megye, Arizona, Amerikai Egyesült Államok
Japanese:
ユマ郡, アリゾナ州, アメリカ合衆国
Limburgian:
Yuma County, Arizona, Vereinegde Staote vaan Amerika
Low Saxon/Low German:
Yuma County, Arizona, USA
Norwegian:
Yuma County, Arizona, USA
Polish:
Hrabstwo Yuma, Arizona, Stany Zjednoczone
Portuguese:
Condado de Yuma, Arizona, Estados Unidos
Romanian:
Comitatul Yuma, Arizona, Statele Unite ale Americii
Swedish:
Yuma County, Arizona, USA
Turkish:
Yuma County, Arizona, Amerika Birleşik Devletleri
Vietnamese:
Quận Yuma, Arizona, Chủng Quốc Hoa Kỳ


Yuma County is in the far Southwestern corner of Arizona. This area is very hot and dominated by a persistent desert.

Note: Relatively recently the county was sub-divided into La Paz County and Yuma County, with La Paz County taking over roughly the Northern half of the old Yuma County. This division is sometimes overlooked while citing localities, particularly if older references are employed. The remaining Yuma County contains the significant Castle Dome District in the Castle Dome Mountains.

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

76 valid minerals.

Rock Types Recorded


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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Andalusite
Formula: Al2(SiO4)O
Habit: Prismatic, long, tabular, radiating
Description: Occurs as crystals in gray, speckled, quartz-biotite schist adjacent to the vein.
Anglesite
Formula: PbSO4
Localities: Reported from at least 15 localities in this region.
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Aragonite
Formula: CaCO3
Aurorite
Formula: Mn2+Mn4+3O7 · 3H2O
Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Azurite
Formula: Cu3(CO3)2(OH)2
Description: Small irregular masses in vein quartz.
Baryte
Formula: BaSO4
Localities: Reported from at least 28 localities in this region.
Habit: Radiating crystals
Colour: White to pinkl
Description: As masses of crystals with fluorite & calcite.
Beryl
Formula: Be3Al2(Si6O18)
Colour: Lavender, rose
Description: Crystals occur in matrix of yellowish quartz.
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: In vein quartz.
Bixbyite-(Mn)
Formula: Mn3+2O3
Boulangerite
Formula: Pb5Sb4S11
Description: Occurs in veinlets.
Brochantite
Formula: Cu4(SO4)(OH)6
Calcite
Formula: CaCO3
Localities: Reported from at least 77 localities in this region.
Description: Occurs as crystalline material banded with fluorite.
Calcite var. Iron-bearing Calcite
Formula: (Ca,Fe)CO3
Calcite var. Manganese-bearing Calcite
Formula: (Ca,Mn)CO3
Localities: Reported from at least 9 localities in this region.
Description: 8 inch thick vein.
Carnotite
Formula: K2(UO2)2(VO4)2 · 3H2O
Cerussite
Formula: PbCO3
Localities: Reported from at least 12 localities in this region.
Description: Occurs as an alteration of, and coating galena.
Chalcanthite
Formula: CuSO4 · 5H2O
Chalcocite
Formula: Cu2S
Localities: Reported from at least 8 localities in this region.
Description: Occurs in veins partly altered to copper carbonates in Cretaceous (?) shales, limestones & arkoses.
Chalcophanite
Formula: ZnMn4+3O7 · 3H2O
Chalcopyrite
Formula: CuFeS2
Chlorargyrite
Formula: AgCl
'Chlorite Group'
Localities: Reported from at least 14 localities in this region.
Description: As a component of altered Cretaceous andesite flows.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Localities: Reported from at least 29 localities in this region.
'Clinoptilolite Subgroup'
Formula: (Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
'Copper Stain'
Covellite
Formula: CuS
Description: Narrow borders around chalcocite kernels in quartz.
Cuprite
Formula: Cu2O
Descloizite
Formula: PbZn(VO4)(OH)
Dioptase
Formula: CuSiO3 · H2O
Dumortierite
Formula: Al(Al2O)(Al2O)2(SiO4)3(BO3)
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fluorite
Formula: CaF2
Localities: Reported from at least 37 localities in this region.
Description: Occurs as crystalline material banded with calcite.
Freieslebenite
Formula: AgPbSbS3
Galena
Formula: PbS
Localities: Reported from at least 30 localities in this region.
Galena var. Silver-bearing Galena
Formula: PbS with Ag
Localities: Reported from at least 18 localities in this region.
'Garnet Group'
Formula: X3Z2(SiO4)3
Description: Occurs in pegmatite dikes cutting gneiss.
Goethite
Formula: Fe3+O(OH)
Groutite
Formula: Mn3+O(OH)
Gypsum
Formula: CaSO4 · 2H2O
Localities: Reported from at least 20 localities in this region.
Gypsum var. Selenite
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Localities: Reported from at least 21 localities in this region.
Description: Occurs as cement in brecciated quartz veins.
Hematite var. Specularite
Formula: Fe2O3
Description: Occurs as small, shiny masses in schist near its hanging wall.
Hollandite
Formula: Ba(Mn4+6Mn3+2)O16
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Description: Occurs in vein wall rocks.
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Localities: Reported from at least 6 localities in this region.
Jarosite
Formula: KFe3+3(SO4)2(OH)6
Localities:
Kaolinite
Formula: Al2(Si2O5)(OH)4
Description: As a component of altered Cretaceous andesite flows.
'K Feldspar'
Description: Occurs in a gold-quartz vein.
'K Feldspar var. Adularia'
Formula: KAlSi3O8
Description: Microscopic in secondary quartz.
Kyanite
Formula: Al2(SiO4)O
'Limonite'
Localities: Reported from at least 35 localities in this region.
Description: Locally abundant; in places pseudomorphous after pyrite.
Litharge ?
Formula: PbO
Colour: Rusty-red
Description: As films on galena and anglesite.
Magnetite
Formula: Fe2+Fe3+2O4
Description: Occurs in pegmatite dikes cutting gneiss.
Magnetite var. Lodestone
Formula: Fe2+Fe3+2O4
Description: Occurs in pegmatites, especially South of Gila River.
Malachite
Formula: Cu2(CO3)(OH)2
Localities: Reported from at least 24 localities in this region.
Manganite
Formula: Mn3+O(OH)
Massicot
Formula: PbO
'Mica Group'
Description: Black mica books.
Mimetite
Formula: Pb5(AsO4)3Cl
Localities: Reported from at least 8 localities in this region.
Mimetite var. Vanadium-bearing Mimetite
Formula: Pb5(AsO4,VO4)3Cl
Localities:
Minium
Formula: Pb3O4
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Colour: Peach-red
Description: Occurs as small incrustations near surface of a prospect.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 50 localities in this region.
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 47 localities in this region.
Native Gold
Formula: Au
Localities: Reported from at least 60 localities in this region.
Description: Placer gold.
Native Silver
Formula: Ag
Description: With gold.
Nsutite
Formula: (Mn4+,Mn2+)(O,OH)2
Opal
Formula: SiO2 · nH2O
Habit: botryoidal
Colour: colorless
Fluorescence: green
Description: Botryoidal formations partly covered by white calcite and quartz.
Opal var. Opal-AN
Formula: SiO2 · nH2O
Habit: botryoidal
Colour: colorless
Fluorescence: green
Description: Botryoidal formations partly covered by white calcite and quartz.
Orthoclase
Formula: K(AlSi3O8)
Colour: Pinkish
Description: Occurs as coarse phenocrysts in granite country rock.
'Petrified Wood'
Colour: Gray to brown
Description: Occurs as broken trunk segments up to a few feet long by less than 1 foot diameter, together with a few stumps.
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
'Psilomelane'
Localities: Reported from at least 8 localities in this region.
Pyrite
Formula: FeS2
Localities: Reported from at least 14 localities in this region.
Pyrolusite
Formula: Mn4+O2
Localities: Reported from at least 10 localities in this region.
Pyromorphite
Formula: Pb5(PO4)3Cl
Description: In old mine workings associated with wulfenite and grades into vanadinite.
Quartz
Formula: SiO2
Localities: Reported from at least 27 localities in this region.
Quartz var. Chalcedony
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
Description: Small nodules in the lode.
Quartz var. Fire Agate
Formula: SiO2
Quartz var. Milky Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Rhodonite
Formula: CaMn3Mn[Si5O15]
Description: Occurs in veins in the Eichelberger exotic breccia.
Salammoniac
Formula: NH4Cl
Samarskite-(Y)
Formula: YFe3+Nb2O8
Scheelite
Formula: Ca(WO4)
Description: Sparse.
Siderite
Formula: FeCO3
Localities: Reported from at least 6 localities in this region.
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Talc
Formula: Mg3Si4O10(OH)2
Colour: Light green
Description: Foliated masses.
Todorokite
Formula: (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
Description: Univ. of AZ specimen # UA6162.
Uranophane
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O
Vanadinite
Formula: Pb5(VO4)3Cl
Localities: Reported from at least 13 localities in this region.
Description: Occurs in channels & vugs.
Vanadinite var. Arsenic-bearing Vanadinite
Formula: Pb5[(V,As)O4]3Cl
Description: 1800' Level
Vesuvianite
Formula: Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Description: Locally abundant in metamorphosed limestones.
'Wad'
Weeksite
Formula: K2(UO2)2(Si5O13) · 4H2O
Habit: Radial aggregates of fibrous to acicular crystals
Description: Occurs coating and intergrown with chalcedony, etc.
Willemite
Formula: Zn2SiO4
Witherite
Formula: BaCO3
Wulfenite
Formula: Pb(MoO4)
Localities: Reported from at least 22 localities in this region.
Description: Small quantities.

Gallery:

CaCO3 Calcite

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Native Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
var. Silver-bearing Galena2.CD.10PbS with Ag
Pyrite2.EB.05aFeS2
Polybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Boulangerite2.HC.15Pb5Sb4S11
Freieslebenite2.JB.15AgPbSbS3
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
Salammoniac3.AA.25NH4Cl
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Cuprite4.AA.10Cu2O
Litharge ?4.AC.20PbO
Massicot4.AC.25PbO
Magnetite4.BB.05Fe2+Fe3+2O4
var. Lodestone4.BB.05Fe2+Fe3+2O4
Minium4.BD.05Pb3O4
Hematite4.CB.05Fe2O3
var. Specularite4.CB.05Fe2O3
Bixbyite-(Mn)4.CB.10Mn3+2O3
Quartz
var. Chalcedony
4.DA.05SiO2
4.DA.05SiO2
var. Milky Quartz4.DA.05SiO2
var. Fire Agate4.DA.05SiO2
Opal
var. Opal-AN
4.DA.10SiO2 · nH2O
4.DA.10SiO2 · nH2O
Pyrolusite4.DB.05Mn4+O2
Nsutite4.DB.15c(Mn4+,Mn2+)(O,OH)2
Samarskite-(Y)4.DB.25YFe3+Nb2O8
Hollandite4.DK.05aBa(Mn4+6Mn3+2)O16
Todorokite4.DK.10(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Groutite4.FD.10Mn3+O(OH)
Manganite4.FD.15Mn3+O(OH)
Aurorite4.FL.20Mn2+Mn4+3O7 · 3H2O
Chalcophanite4.FL.20ZnMn4+3O7 · 3H2O
Carnotite4.HB.05K2(UO2)2(VO4)2 · 3H2O
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
var. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3
Rhodochrosite5.AB.05MnCO3
Siderite5.AB.05FeCO3
Smithsonite5.AB.05ZnCO3
Calcite
var. Iron-bearing Calcite
5.AB.05(Ca,Fe)CO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Witherite5.AB.15BaCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Baryte7.AD.35BaSO4
Brochantite7.BB.25Cu4(SO4)(OH)6
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Chalcanthite7.CB.20CuSO4 · 5H2O
Gypsum7.CD.40CaSO4 · 2H2O
var. Selenite7.CD.40CaSO4 · 2H2O
Scheelite7.GA.05Ca(WO4)
Wulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Descloizite8.BH.40PbZn(VO4)(OH)
Vanadinite
var. Arsenic-bearing Vanadinite
8.BN.05Pb5[(V,As)O4]3Cl
Mimetite8.BN.05Pb5(AsO4)3Cl
Pyromorphite8.BN.05Pb5(PO4)3Cl
Vanadinite8.BN.05Pb5(VO4)3Cl
Mimetite
var. Vanadium-bearing Mimetite
8.BN.05Pb5(AsO4,VO4)3Cl
Autunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Torbernite8.EB.05Cu(UO2)2(PO4)2 · 12H2O
Group 9 - Silicates
Willemite9.AA.05Zn2SiO4
Andalusite9.AF.10Al2(SiO4)O
Kyanite9.AF.15Al2(SiO4)O
Dumortierite9.AJ.10Al(Al2O)(Al2O)2(SiO4)3(BO3)
Uranophane9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
Weeksite9.AK.30K2(UO2)2(Si5O13) · 4H2O
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Vesuvianite9.BG.35Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Beryl9.CJ.05Be3Al2(Si6O18)
Dioptase9.CJ.30CuSiO3 · H2O
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Montmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Orthoclase9.FA.30K(AlSi3O8)
Unclassified
'K Feldspar
var. Adularia'
-KAlSi3O8
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Clinoptilolite Subgroup'-(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
'Limonite'-
'Psilomelane'-
'Wad'-
'Mica Group'-
'Petrified Wood'-
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'K Feldspar'-
'Garnet Group'-X3Z2(SiO4)3
'Copper Stain'-

List of minerals for each chemical element

HHydrogen
H AuroriteMn2+Mn34+O7 · 3H2O
H AutuniteCa(UO2)2(PO4)2 · 10-12H2O
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H BrochantiteCu4(SO4)(OH)6
H CarnotiteK2(UO2)2(VO4)2 · 3H2O
H ChalcophaniteZnMn34+O7 · 3H2O
H ChalcanthiteCuSO4 · 5H2O
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
H DescloizitePbZn(VO4)(OH)
H DioptaseCuSiO3 · H2O
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H GoethiteFe3+O(OH)
H GroutiteMn3+O(OH)
H GypsumCaSO4 · 2H2O
H Opal var. Opal-ANSiO2 · nH2O
H HydrozinciteZn5(CO3)2(OH)6
H JarositeKFe33+(SO4)2(OH)6
H KaoliniteAl2(Si2O5)(OH)4
H ManganiteMn3+O(OH)
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
H Nsutite(Mn4+,Mn2+)(O,OH)2
H OpalSiO2 · nH2O
H SalammoniacNH4Cl
H TalcMg3Si4O10(OH)2
H Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
H TorberniteCu(UO2)2(PO4)2 · 12H2O
H UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
H VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
H WeeksiteK2(UO2)2(Si5O13) · 4H2O
H Gypsum var. SeleniteCaSO4 · 2H2O
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
BeBeryllium
Be BerylBe3Al2(Si6O18)
BBoron
B DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AragoniteCaCO3
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C HydrozinciteZn5(CO3)2(OH)6
C Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
C SideriteFeCO3
C SmithsoniteZnCO3
C WitheriteBaCO3
C Calcite var. Iron-bearing Calcite(Ca,Fe)CO3
NNitrogen
N SalammoniacNH4Cl
OOxygen
O K Feldspar var. AdulariaKAlSi3O8
O AndalusiteAl2(SiO4)O
O AnglesitePbSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O AragoniteCaCO3
O AuroriteMn2+Mn34+O7 · 3H2O
O AutuniteCa(UO2)2(PO4)2 · 10-12H2O
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O Bixbyite-(Mn)Mn23+O3
O BrochantiteCu4(SO4)(OH)6
O BerylBe3Al2(Si6O18)
O CalciteCaCO3
O CarnotiteK2(UO2)2(VO4)2 · 3H2O
O CerussitePbCO3
O ChalcophaniteZnMn34+O7 · 3H2O
O ChalcanthiteCuSO4 · 5H2O
O Quartz var. ChalcedonySiO2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
O CupriteCu2O
O DescloizitePbZn(VO4)(OH)
O DioptaseCuSiO3 · H2O
O DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
O Vanadinite var. Arsenic-bearing VanadinitePb5[(V,As)O4]3Cl
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O GoethiteFe3+O(OH)
O GroutiteMn3+O(OH)
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O HollanditeBa(Mn64+Mn23+)O16
O Opal var. Opal-ANSiO2 · nH2O
O HydrozinciteZn5(CO3)2(OH)6
O JarositeKFe33+(SO4)2(OH)6
O KaoliniteAl2(Si2O5)(OH)4
O KyaniteAl2(SiO4)O
O LithargePbO
O ManganiteMn3+O(OH)
O Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MassicotPbO
O MimetitePb5(AsO4)3Cl
O MiniumPb3O4
O MuscoviteKAl2(AlSi3O10)(OH)2
O Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
O Nsutite(Mn4+,Mn2+)(O,OH)2
O OpalSiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O PyrolusiteMn4+O2
O PyromorphitePb5(PO4)3Cl
O QuartzSiO2
O RhodochrositeMnCO3
O RhodoniteCaMn3Mn[Si5O15]
O Samarskite-(Y)YFe3+Nb2O8
O ScheeliteCa(WO4)
O SideriteFeCO3
O SmithsoniteZnCO3
O TalcMg3Si4O10(OH)2
O Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
O TorberniteCu(UO2)2(PO4)2 · 12H2O
O UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
O VanadinitePb5(VO4)3Cl
O VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
O WeeksiteK2(UO2)2(Si5O13) · 4H2O
O WillemiteZn2SiO4
O WitheriteBaCO3
O WulfenitePb(MoO4)
O Gypsum var. SeleniteCaSO4 · 2H2O
O Hematite var. SpeculariteFe2O3
O Magnetite var. LodestoneFe2+Fe23+O4
O Quartz var. Milky QuartzSiO2
O Quartz var. Fire AgateSiO2
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Garnet GroupX3Z2(SiO4)3
O Calcite var. Iron-bearing Calcite(Ca,Fe)CO3
O Mimetite var. Vanadium-bearing MimetitePb5(AsO4,VO4)3Cl
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
NaSodium
Na Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Na Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Na Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Mg TalcMg3Si4O10(OH)2
Mg Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Mg VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
AlAluminium
Al K Feldspar var. AdulariaKAlSi3O8
Al AndalusiteAl2(SiO4)O
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al BerylBe3Al2(Si6O18)
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Al DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al KaoliniteAl2(Si2O5)(OH)4
Al KyaniteAl2(SiO4)O
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Al OrthoclaseK(AlSi3O8)
Al Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Al VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si K Feldspar var. AdulariaKAlSi3O8
Si AndalusiteAl2(SiO4)O
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si BerylBe3Al2(Si6O18)
Si Quartz var. ChalcedonySiO2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Si DioptaseCuSiO3 · H2O
Si DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Opal var. Opal-ANSiO2 · nH2O
Si KaoliniteAl2(Si2O5)(OH)4
Si KyaniteAl2(SiO4)O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Si OpalSiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si QuartzSiO2
Si RhodoniteCaMn3Mn[Si5O15]
Si TalcMg3Si4O10(OH)2
Si UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Si VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Si WeeksiteK2(UO2)2(Si5O13) · 4H2O
Si WillemiteZn2SiO4
Si Quartz var. Milky QuartzSiO2
Si Quartz var. Fire AgateSiO2
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Garnet GroupX3Z2(SiO4)3
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 10-12H2O
P PyromorphitePb5(PO4)3Cl
P TorberniteCu(UO2)2(PO4)2 · 12H2O
SSulfur
S AnglesitePbSO4
S BaryteBaSO4
S BoulangeritePb5Sb4S11
S BrochantiteCu4(SO4)(OH)6
S ChalcopyriteCuFeS2
S ChalcanthiteCuSO4 · 5H2O
S ChalcociteCu2S
S CovelliteCuS
S FreieslebeniteAgPbSbS3
S GalenaPbS
S GypsumCaSO4 · 2H2O
S JarositeKFe33+(SO4)2(OH)6
S Polybasite[Ag6Sb2S7][Ag9CuS4]
S PyriteFeS2
S SphaleriteZnS
S Gypsum var. SeleniteCaSO4 · 2H2O
S Galena var. Silver-bearing GalenaPbS with Ag
ClChlorine
Cl ChlorargyriteAgCl
Cl Vanadinite var. Arsenic-bearing VanadinitePb5[(V,As)O4]3Cl
Cl MimetitePb5(AsO4)3Cl
Cl PyromorphitePb5(PO4)3Cl
Cl SalammoniacNH4Cl
Cl VanadinitePb5(VO4)3Cl
Cl Mimetite var. Vanadium-bearing MimetitePb5(AsO4,VO4)3Cl
KPotassium
K K Feldspar var. AdulariaKAlSi3O8
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K CarnotiteK2(UO2)2(VO4)2 · 3H2O
K Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
K JarositeKFe33+(SO4)2(OH)6
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
K Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
K WeeksiteK2(UO2)2(Si5O13) · 4H2O
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AragoniteCaCO3
Ca AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Ca CalciteCaCO3
Ca Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
Ca Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Ca Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Ca RhodoniteCaMn3Mn[Si5O15]
Ca ScheeliteCa(WO4)
Ca Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Ca UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Ca VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Ca Gypsum var. SeleniteCaSO4 · 2H2O
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca Calcite var. Iron-bearing Calcite(Ca,Fe)CO3
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
VVanadium
V CarnotiteK2(UO2)2(VO4)2 · 3H2O
V DescloizitePbZn(VO4)(OH)
V Vanadinite var. Arsenic-bearing VanadinitePb5[(V,As)O4]3Cl
V VanadinitePb5(VO4)3Cl
V Mimetite var. Vanadium-bearing MimetitePb5(AsO4,VO4)3Cl
MnManganese
Mn AuroriteMn2+Mn34+O7 · 3H2O
Mn Bixbyite-(Mn)Mn23+O3
Mn ChalcophaniteZnMn34+O7 · 3H2O
Mn GroutiteMn3+O(OH)
Mn HollanditeBa(Mn64+Mn23+)O16
Mn ManganiteMn3+O(OH)
Mn Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Mn Nsutite(Mn4+,Mn2+)(O,OH)2
Mn PyrolusiteMn4+O2
Mn RhodochrositeMnCO3
Mn RhodoniteCaMn3Mn[Si5O15]
Mn Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe JarositeKFe33+(SO4)2(OH)6
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe Samarskite-(Y)YFe3+Nb2O8
Fe SideriteFeCO3
Fe VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Fe Hematite var. SpeculariteFe2O3
Fe Magnetite var. LodestoneFe2+Fe23+O4
Fe Calcite var. Iron-bearing Calcite(Ca,Fe)CO3
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu BrochantiteCu4(SO4)(OH)6
Cu ChalcopyriteCuFeS2
Cu ChalcanthiteCuSO4 · 5H2O
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CovelliteCuS
Cu CupriteCu2O
Cu DioptaseCuSiO3 · H2O
Cu MalachiteCu2(CO3)(OH)2
Cu Polybasite[Ag6Sb2S7][Ag9CuS4]
Cu TorberniteCu(UO2)2(PO4)2 · 12H2O
ZnZinc
Zn ChalcophaniteZnMn34+O7 · 3H2O
Zn DescloizitePbZn(VO4)(OH)
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
Zn WillemiteZn2SiO4
AsArsenic
As Vanadinite var. Arsenic-bearing VanadinitePb5[(V,As)O4]3Cl
As MimetitePb5(AsO4)3Cl
As Mimetite var. Vanadium-bearing MimetitePb5(AsO4,VO4)3Cl
SrStrontium
Sr Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
YYttrium
Y Samarskite-(Y)YFe3+Nb2O8
NbNiobium
Nb Samarskite-(Y)YFe3+Nb2O8
MoMolybdenum
Mo WulfenitePb(MoO4)
AgSilver
Ag ChlorargyriteAgCl
Ag FreieslebeniteAgPbSbS3
Ag Polybasite[Ag6Sb2S7][Ag9CuS4]
Ag Native SilverAg
Ag Galena var. Silver-bearing GalenaPbS with Ag
SbAntimony
Sb BoulangeritePb5Sb4S11
Sb FreieslebeniteAgPbSbS3
Sb Polybasite[Ag6Sb2S7][Ag9CuS4]
BaBarium
Ba BaryteBaSO4
Ba HollanditeBa(Mn64+Mn23+)O16
Ba Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Ba WitheriteBaCO3
WTungsten
W ScheeliteCa(WO4)
AuGold
Au Native GoldAu
PbLead
Pb AnglesitePbSO4
Pb BoulangeritePb5Sb4S11
Pb CerussitePbCO3
Pb DescloizitePbZn(VO4)(OH)
Pb Vanadinite var. Arsenic-bearing VanadinitePb5[(V,As)O4]3Cl
Pb FreieslebeniteAgPbSbS3
Pb GalenaPbS
Pb LithargePbO
Pb MassicotPbO
Pb MimetitePb5(AsO4)3Cl
Pb MiniumPb3O4
Pb PyromorphitePb5(PO4)3Cl
Pb VanadinitePb5(VO4)3Cl
Pb WulfenitePb(MoO4)
Pb Galena var. Silver-bearing GalenaPbS with Ag
Pb Mimetite var. Vanadium-bearing MimetitePb5(AsO4,VO4)3Cl
UUranium
U AutuniteCa(UO2)2(PO4)2 · 10-12H2O
U CarnotiteK2(UO2)2(VO4)2 · 3H2O
U TorberniteCu(UO2)2(PO4)2 · 12H2O
U UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
U WeeksiteK2(UO2)2(Si5O13) · 4H2O

Fossils

There are 3 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.

Occurrences3
Youngest Fossil Listed0.01 Ma (Pleistocene)
Oldest Fossil Listed30.8 Ma (Oligocene)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Geomyoidea
superfamily
Animalia : Chordata : Mammalia : Rodentia : Geomyoidea30.8 - 20.43 Ma
Cenozoic
Stenomylus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Stenomylus30.8 - 20.43 Ma
Cenozoic
Ptinus priminidi
species
Animalia : Arthropoda : Insecta : Coleoptera : Ptinidae : Ptinus : Ptinus priminidi0.126 - 0.0117 Ma
Pleistocene
Fossil LocalitiesClick to show 2 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Yuma_County,_Arizona
Wikidata ID:Q58698
GeoNames ID:5322057

Localities in this Region

Other Regions, Features and Areas that Intersect

North America Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

 
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