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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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Snoqualmie Mining District, King County, Washington, USAi
Regional Level Types
Snoqualmie Mining DistrictMining District
King CountyCounty (Historical)
WashingtonState
USACountry

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Largest Settlements:
PlacePopulation
Snoqualmie Pass311 (2011)
Mindat Locality ID:
23712
Long-form identifier:
mindat:1:2:23712:0
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

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

73 valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc. 1 erroneous literature entry.

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:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
'Actinolite-Tremolite Series'
'Aeschynite'
Albite
Formula: Na(AlSi3O8)
'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
'Amphibole Supergroup var. Byssolite'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Anatase
Formula: TiO2
Habit: crystals to 1-8"
Colour: billiant deep blue
Andradite
Formula: Ca3Fe3+2(SiO4)3
Colour: pea green
Anglesite
Formula: PbSO4
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Description: Occurs altered to limonite clay in intact pockets.
Anthophyllite
Formula: ◻Mg2Mg5(Si8O22)(OH)2
Habit: freestanding prismatic crystals up to 1 1/2"
Colour: pale grey blue
'Apatite'
Formula: Ca5(PO4)3A
Habit: crystals to 7/8"
Colour: whitish
Aragonite
Formula: CaCO3
Description: Occurs in white spheroidal aggregates.
Arfvedsonite
Formula: NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Habit: blocky to bladed crystals to 1.5"
Description: crystals in mairolitic cavities and as a rockforming mineral
Armenite
Formula: Ba(H2O)2Ca2Al3[Al3Si9O30]
Description: 16km NE of town
Arsenopyrite
Formula: FeAsS
Localities: Reported from at least 8 localities in this region.
Description: Second world occurence for Schultenite.
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Habit: trace coatings
Axinite-(Fe)
Formula: Ca2Fe2+Al2BSi4O15OH
'Axinite Group'
Habit: sharp wedge shaped crystals and crystaline masses
Colour: transparent brown
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
Localities: Reported from at least 7 localities in this region.
Description: Crystals frequently in tabular rosettes, often perched on quartz crystals.
Beudantite
Formula: PbFe3+3(AsO4)(SO4)(OH)6
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite
Formula: Cu5FeS4
Brannerite
Formula: UTi2O6
Habit: small crystals
Description: in quartz
Brookite
Formula: TiO2
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
Calcite
Formula: CaCO3
Localities: Reported from at least 9 localities in this region.
Cerussite
Formula: PbCO3
'Chabazite'
Habit: Sharp crystals to 3/8"
Colour: white
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 22 localities in this region.
Description: Occurs as euhedral xls up to 2cm.
'Chlorite Group'
Localities: Reported from at least 11 localities in this region.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Description: Gemmy blue-green botryoidal masses
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Always found as dark-green sprays included in quartz.
Clinochlore var. Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
'Clinopyroxene Subgroup'
Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Habit: sheaf like crysta;s to 2.5" long
Colour: dark green
Cosalite
Formula: Pb2Bi2S5
Colour: silvery
Description: Usually as tapered needles included the base of quartz crystals.
Covellite
Formula: CuS
Danburite
Formula: CaB2Si2O8
Diopside
Formula: CaMgSi2O6
Habit: blocky crystals to .75 inches
Colour: greenish
Dravite
Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Dumortierite
Formula: Al(Al2O)(Al2O)2(SiO4)3(BO3)
Habit: massive
Colour: violet
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Localities: Reported from at least 13 localities in this region.
Habit: sheaf-like sprays to .5"
Colour: brilliant dark green
Ferberite
Formula: FeWO4
Fluorapatite
Formula: Ca5(PO4)3F
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
Galena
Formula: PbS
Localities: Reported from at least 10 localities in this region.
'Garnet Group'
Formula: X3Z2(SiO4)3
Goethite
Formula: Fe3+O(OH)
Localities: Reported from at least 8 localities in this region.
Description: Found as pseudomorphs after pyrite and siderite.
Grossular
Formula: Ca3Al2(SiO4)3
'Gustavite-Lillianite Series'
Gypsum
Formula: CaSO4 · 2H2O
Gypsum var. Selenite
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Localities: Reported from at least 7 localities in this region.
Habit: specular
Hematite var. Specularite
Formula: Fe2O3
'Heulandite Subgroup'
Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Kaolinite ?
Formula: Al2(Si2O5)(OH)4
References:
Aidan Cerenzie CollectionIdentified by Aidan Cerenzie: Visual Identification
'K Feldspar'
Localities: Reported from at least 8 localities in this region.
'K Feldspar var. Adularia'
Formula: KAlSi3O8
Localities: Reported from at least 8 localities in this region.
Lepidocrocite
Formula: Fe3+O(OH)
Description: Occurs as red 'raspberry' inclusions in quartz.
'Limonite'
'Luinaite-(OH)'
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Description: Luainaite-(OH) was descreditedin 2022 (Bosi et al. 2022). A triclinic sample of luinaite-(OH) from Bald Hornet prospect (Blue Mountain Saddle) was reexamined and found to be the triclinic dimorph of oxy-dravite, and thus, it can be referred to as oxy-dravite-1A.
Magnetite
Formula: Fe2+Fe3+2O4
Localities: Reported from at least 6 localities in this region.
Malachite
Formula: Cu2(CO3)(OH)2
Microcline
Formula: K(AlSi3O8)
Mimetite
Formula: Pb5(AsO4)3Cl
Molybdenite
Formula: MoS2
Localities: Reported from at least 8 localities in this region.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 10 localities in this region.
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Localities: Reported from at least 9 localities in this region.
Native Gold
Formula: Au
Localities: Reported from at least 7 localities in this region.
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Opal
Formula: SiO2 · nH2O
Orthoclase
Formula: K(AlSi3O8)
Oxy-dravite
Formula: Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Oxy-dravite var. Oxy-dravite-1A (FRL)
Formula: Na(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
Type Locality:
Pennantite
Formula: Mn2+5Al(AlSi3O10)(OH)8
'Petroleum'
Piemontite
Formula: (CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Pyrite
Formula: FeS2
Localities: Reported from at least 29 localities in this region.
Habit: cubes and pyritohedrons to a few cm
Colour: yellow
Fluorescence: none
Description: often encrusted with limonite
Pyrite var. Bravoite
Formula: (Fe,Ni)S2
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Localities: Reported from at least 45 localities in this region.
Habit: Frequent Normal Prisms some with heamtite inclusions to a few cm. Spectacular large rare Japanese Twins to over 30 cm ear to ear
Colour: colourles to red from inclusions
Fluorescence: none
Description: The normal prisms are common but not the killer twins
Quartz var. Amethyst
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
Habit: Most amethyst is found in scepters or other secondary growths.
Colour: Most are a light gemmy purple, some(rarely) has hints of blue or pink.
Quartz var. Citrine
Formula: SiO2
Quartz var. Milky Quartz
Formula: SiO2
Quartz var. Rock Crystal
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
Quartz var. Sceptre Quartz
Formula: SiO2
Localities: Reported from at least 6 localities in this region.
Quartz var. Smoky Quartz
Formula: SiO2
Rutile
Formula: TiO2
Scheelite
Formula: Ca(WO4)
Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Localities: Reported from at least 6 localities in this region.
Description: found in altered Snoqualmie granodiorite
Schulténite
Formula: Pb(HAsO4)
Description: Second world occurence for Schultenite.
Scorodite
Formula: Fe3+AsO4 · 2H2O
Siderite
Formula: FeCO3
Localities: Reported from at least 9 localities in this region.
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Localities: Reported from at least 7 localities in this region.
Stibiconite
Formula: Sb3+Sb5+2O6(OH)
Stibnite
Formula: Sb2S3
'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
Talc
Formula: Mg3Si4O10(OH)2
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Habit: tetrahedral to a few cm
Colour: grey
Fluorescence: none
Titanite
Formula: CaTiO(SiO4)
'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Localities: Reported from at least 8 localities in this region.
Vikingite ?
Formula: Ag5Pb8Bi13S30
Description: (Analytical data could possibly also fit heyrovskyite.)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Bornite2.BA.15Cu5FeS4
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Stibnite2.DB.05Sb2S3
Molybdenite2.EA.30MoS2
Pyrite
var. Bravoite
2.EB.05a(Fe,Ni)S2
2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Cosalite2.JB.10Pb2Bi2S5
Vikingite ?2.JB.40aAg5Pb8Bi13S30
Group 4 - Oxides and Hydroxides
Quartz
var. Amethyst
4.00.05SiO2
var. Citrine4.00.05SiO2
4.00.05SiO2
var. Smoky Quartz4.00.05SiO2
var. Rock Crystal4.00.05SiO2
var. Milky Quartz4.00.05SiO2
var. Sceptre Quartz4.00.05SiO2
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
var. Specularite4.CB.05Fe2O3
Opal4.DA.10SiO2 · nH2O
Rutile4.DB.05TiO2
Ferberite4.DB.30FeWO4
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Brannerite4.DH.05UTi2O6
Stibiconite4.DH.20Sb3+Sb5+2O6(OH)
Goethite4.FD.10Fe3+O(OH)
Lepidocrocite4.FE.15Fe3+O(OH)
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Smithsonite5.AB.05ZnCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Baryte7.AD.35BaSO4
Gypsum7.CD.40CaSO4 · 2H2O
var. Selenite7.CD.40CaSO4 · 2H2O
Scheelite7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
Schulténite8.AD.30Pb(HAsO4)
Beudantite8.BL.05PbFe3+3(AsO4)(SO4)(OH)6
Fluorapatite8.BN.05Ca5(PO4)3F
Mimetite8.BN.05Pb5(AsO4)3Cl
Scorodite8.CD.10Fe3+AsO4 · 2H2O
Autunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Group 9 - Silicates
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Grossular9.AD.25Ca3Al2(SiO4)3
Titanite9.AG.15CaTiO(SiO4)
Dumortierite9.AJ.10Al(Al2O)(Al2O)2(SiO4)3(BO3)
Axinite-(Fe)9.BD.20Ca2Fe2+Al2BSi4O15OH
Clinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Piemontite9.BG.05a(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Dravite9.CK.05NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Schorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Oxy-dravite9.CK.05Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
'Luinaite-(OH)' ?9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Oxy-dravite
var. Oxy-dravite-1A (TL)
9.CK.05Na(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
Armenite9.CM.05Ba(H2O)2Ca2Al3[Al3Si9O30]
Diopside9.DA.15CaMgSi2O6
Anthophyllite9.DD.05◻Mg2Mg5(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Arfvedsonite9.DE.25NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Pennantite9.EC.55Mn2+5Al(AlSi3O10)(OH)8
Clinochlore
var. Pennine
9.EC.55Mg5Al(AlSi3O10)(OH)8
Kaolinite ?9.ED.05Al2(Si2O5)(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Microcline9.FA.30K(AlSi3O8)
Orthoclase9.FA.30K(AlSi3O8)
Albite9.FA.35Na(AlSi3O8)
Danburite9.FA.65CaB2Si2O8
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Unclassified
'K Feldspar
var. Adularia'
-KAlSi3O8
'Aeschynite'-
'Amphibole Supergroup'-AB2C5(T8O22)W2
'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
'Limonite'-
'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
'Clinopyroxene Subgroup'-
'Actinolite-Tremolite Series'-
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Gustavite-Lillianite Series'-
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Petroleum'-
'K Feldspar'-
'Garnet Group'-X3Z2(SiO4)3
'Amphibole Supergroup
var. Byssolite'
-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-Ca5(PO4)3A
'Axinite Group'-
'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
H ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
H ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H AutuniteCa(UO2)2(PO4)2 · 10-12H2O
H AzuriteCu3(CO3)2(OH)2
H BeudantitePbFe33+(AsO4)(SO4)(OH)6
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H ClinochloreMg5Al(AlSi3O10)(OH)8
H Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
H GoethiteFe3+O(OH)
H GypsumCaSO4 · 2H2O
H Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
H KaoliniteAl2(Si2O5)(OH)4
H LepidocrociteFe3+O(OH)
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H NatroliteNa2Al2Si3O10 · 2H2O
H OpalSiO2 · nH2O
H PennantiteMn52+Al(AlSi3O10)(OH)8
H Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
H PrehniteCa2Al2Si3O10(OH)2
H SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
H SchulténitePb(HAsO4)
H ScoroditeFe3+AsO4 · 2H2O
H StibiconiteSb3+Sb25+O6(OH)
H Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
H TalcMg3Si4O10(OH)2
H Gypsum var. SeleniteCaSO4 · 2H2O
H Actinolite-Tremolite Series
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
H Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
H Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
H Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
H Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
H Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
BBoron
B DanburiteCaB2Si2O8
B DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
B DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
B Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
B SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
B TourmalineAD3G6(T6O18)(BO3)3X3Z
B Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
B Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
B Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AragoniteCaCO3
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C MalachiteCu2(CO3)(OH)2
C SideriteFeCO3
C SmithsoniteZnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O K Feldspar var. AdulariaKAlSi3O8
O AlbiteNa(AlSi3O8)
O Quartz var. AmethystSiO2
O Amphibole SupergroupAB2C5(T8O22)W2
O AnataseTiO2
O AndraditeCa3Fe23+(SiO4)3
O AnglesitePbSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
O AragoniteCaCO3
O ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
O ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O AutuniteCa(UO2)2(PO4)2 · 10-12H2O
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O BeudantitePbFe33+(AsO4)(SO4)(OH)6
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O BranneriteUTi2O6
O BrookiteTiO2
O CalciteCaCO3
O CerussitePbCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O Quartz var. CitrineSiO2
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O DanburiteCaB2Si2O8
O DiopsideCaMgSi2O6
O DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
O DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
O FerberiteFeWO4
O FluorapatiteCa5(PO4)3F
O GoethiteFe3+O(OH)
O GrossularCa3Al2(SiO4)3
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
O KaoliniteAl2(Si2O5)(OH)4
O LepidocrociteFe3+O(OH)
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MicroclineK(AlSi3O8)
O MimetitePb5(AsO4)3Cl
O MuscoviteKAl2(AlSi3O10)(OH)2
O NatroliteNa2Al2Si3O10 · 2H2O
O OpalSiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O PennantiteMn52+Al(AlSi3O10)(OH)8
O Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
O PrehniteCa2Al2Si3O10(OH)2
O QuartzSiO2
O RutileTiO2
O ScheeliteCa(WO4)
O SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
O SchulténitePb(HAsO4)
O ScoroditeFe3+AsO4 · 2H2O
O SideriteFeCO3
O SmithsoniteZnCO3
O Quartz var. Smoky QuartzSiO2
O StibiconiteSb3+Sb25+O6(OH)
O Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
O TalcMg3Si4O10(OH)2
O TitaniteCaTiO(SiO4)
O TourmalineAD3G6(T6O18)(BO3)3X3Z
O Gypsum var. SeleniteCaSO4 · 2H2O
O Hematite var. SpeculariteFe2O3
O Quartz var. Rock CrystalSiO2
O Quartz var. Milky QuartzSiO2
O Quartz var. Sceptre QuartzSiO2
O Actinolite-Tremolite Series
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
O Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Garnet GroupX3Z2(SiO4)3
O Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
O ApatiteCa5(PO4)3A
O Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
O Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
O Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluorapatiteCa5(PO4)3F
F Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Na DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Na Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Na NatroliteNa2Al2Si3O10 · 2H2O
Na SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Na Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Na Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Na Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg DiopsideCaMgSi2O6
Mg DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Mg TalcMg3Si4O10(OH)2
Mg Actinolite-Tremolite Series
Mg Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Mg Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Mg Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
AlAluminium
Al K Feldspar var. AdulariaKAlSi3O8
Al AlbiteNa(AlSi3O8)
Al ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Al DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Al GrossularCa3Al2(SiO4)3
Al Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Al KaoliniteAl2(Si2O5)(OH)4
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al NatroliteNa2Al2Si3O10 · 2H2O
Al OrthoclaseK(AlSi3O8)
Al PennantiteMn52+Al(AlSi3O10)(OH)8
Al Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Al PrehniteCa2Al2Si3O10(OH)2
Al SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Al Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Al Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Al Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Al Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Al Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si K Feldspar var. AdulariaKAlSi3O8
Si AlbiteNa(AlSi3O8)
Si Quartz var. AmethystSiO2
Si AndraditeCa3Fe23+(SiO4)3
Si Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
Si ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Si ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si Quartz var. CitrineSiO2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si DanburiteCaB2Si2O8
Si DiopsideCaMgSi2O6
Si DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Si DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Si GrossularCa3Al2(SiO4)3
Si Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Si KaoliniteAl2(Si2O5)(OH)4
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si NatroliteNa2Al2Si3O10 · 2H2O
Si OpalSiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si PennantiteMn52+Al(AlSi3O10)(OH)8
Si Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Si PrehniteCa2Al2Si3O10(OH)2
Si QuartzSiO2
Si SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Si Quartz var. Smoky QuartzSiO2
Si Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Si TalcMg3Si4O10(OH)2
Si TitaniteCaTiO(SiO4)
Si Quartz var. Rock CrystalSiO2
Si Quartz var. Milky QuartzSiO2
Si Quartz var. Sceptre QuartzSiO2
Si Actinolite-Tremolite Series
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Si Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Garnet GroupX3Z2(SiO4)3
Si Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Si Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Si Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Si Oxy-dravite var. Oxy-dravite-1ANa(Mg2Al)Al6(Si6O18)(BO3)3(OH)3O
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 10-12H2O
P FluorapatiteCa5(PO4)3F
P ApatiteCa5(PO4)3A
SSulfur
S AnglesitePbSO4
S ArsenopyriteFeAsS
S BaryteBaSO4
S BeudantitePbFe33+(AsO4)(SO4)(OH)6
S BorniteCu5FeS4
S Pyrite var. Bravoite(Fe,Ni)S2
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S CosalitePb2Bi2S5
S CovelliteCuS
S GalenaPbS
S GypsumCaSO4 · 2H2O
S MolybdeniteMoS2
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S StibniteSb2S3
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S VikingiteAg5Pb8Bi13S30
S Gypsum var. SeleniteCaSO4 · 2H2O
S Gustavite-Lillianite Series
ClChlorine
Cl MimetitePb5(AsO4)3Cl
Cl Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K K Feldspar var. AdulariaKAlSi3O8
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AndraditeCa3Fe23+(SiO4)3
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AragoniteCaCO3
Ca ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
Ca AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Ca CalciteCaCO3
Ca Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca DanburiteCaB2Si2O8
Ca DiopsideCaMgSi2O6
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Ca FluorapatiteCa5(PO4)3F
Ca GrossularCa3Al2(SiO4)3
Ca GypsumCaSO4 · 2H2O
Ca Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Ca Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Ca PrehniteCa2Al2Si3O10(OH)2
Ca ScheeliteCa(WO4)
Ca TitaniteCaTiO(SiO4)
Ca Gypsum var. SeleniteCaSO4 · 2H2O
Ca Actinolite-Tremolite Series
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti AnataseTiO2
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti BranneriteUTi2O6
Ti BrookiteTiO2
Ti RutileTiO2
Ti TitaniteCaTiO(SiO4)
Ti Amphibole Supergroup var. ByssoliteAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
MnManganese
Mn PennantiteMn52+Al(AlSi3O10)(OH)8
Mn Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe AndraditeCa3Fe23+(SiO4)3
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ArsenopyriteFeAsS
Fe ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Fe BeudantitePbFe33+(AsO4)(SO4)(OH)6
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe Pyrite var. Bravoite(Fe,Ni)S2
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Fe FerberiteFeWO4
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe LepidocrociteFe3+O(OH)
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Fe ScoroditeFe3+AsO4 · 2H2O
Fe SideriteFeCO3
Fe Hematite var. SpeculariteFe2O3
Fe Actinolite-Tremolite Series
Fe Luinaite-(OH)NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
NiNickel
Ni Pyrite var. Bravoite(Fe,Ni)S2
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu AzuriteCu3(CO3)2(OH)2
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
As BeudantitePbFe33+(AsO4)(SO4)(OH)6
As MimetitePb5(AsO4)3Cl
As SchulténitePb(HAsO4)
As ScoroditeFe3+AsO4 · 2H2O
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag VikingiteAg5Pb8Bi13S30
Ag Gustavite-Lillianite Series
SbAntimony
Sb StibiconiteSb3+Sb25+O6(OH)
Sb StibniteSb2S3
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Ba ArmeniteBa(H2O)2Ca2Al3[Al3Si9O30]
Ba BaryteBaSO4
WTungsten
W FerberiteFeWO4
W ScheeliteCa(WO4)
AuGold
Au Native GoldAu
PbLead
Pb AnglesitePbSO4
Pb BeudantitePbFe33+(AsO4)(SO4)(OH)6
Pb CerussitePbCO3
Pb CosalitePb2Bi2S5
Pb GalenaPbS
Pb MimetitePb5(AsO4)3Cl
Pb SchulténitePb(HAsO4)
Pb VikingiteAg5Pb8Bi13S30
Pb Gustavite-Lillianite Series
BiBismuth
Bi CosalitePb2Bi2S5
Bi VikingiteAg5Pb8Bi13S30
Bi Gustavite-Lillianite Series
UUranium
U AutuniteCa(UO2)2(PO4)2 · 10-12H2O
U BranneriteUTi2O6

Fossils

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Localities in this Region

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

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