ALMOST THERE!. Help us with a final push needed to keep mindat.org running. Click here to help.
Catawiki are hosting a mindat.org benefit auction. All proceeds to mindat.org! BID NOW
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Washington, USAi
Regional Level Types
WashingtonState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Lock Map
Neighbouring regions:
Locality type:State
Museums in region:


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

Regions containing this locality

North America Plate

Plate - 4,949 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana 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

410 valid minerals. 8 (TL) - type locality of valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Acanthite
Formula: Ag2S
Localities: Reported from at least 33 localities in this region.
Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Localities: Reported from at least 24 localities in this region.
'Actinolite-Tremolite Series'
Aegirine
Formula: NaFe3+Si2O6
Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
Agardite-(Y)
Formula: YCu6(AsO4)3(OH)6 · 3H2O
Aguilarite
Formula: Ag4SeS
Alabandite
Formula: MnS
Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 19 localities in this region.
Albite var: Andesine
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
'Albite-Anorthite Series'
Localities: Reported from at least 6 localities in this region.
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Allanite-(Ce) var: Nagatelite
'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Localities: Reported from at least 6 localities in this region.
Alleghanyite
Formula: Mn2+5(SiO4)2(OH)2
Almandine
Formula: Fe2+3Al2(SiO4)3
Localities: Reported from at least 11 localities in this region.
'Almandine-Pyrope Series'
'Almandine-Spessartine Series'
'Alum Group'
Formula: XAl(SO4)2 · 12H2O
Alunite
Formula: KAl3(SO4)2(OH)6
Alunogen
Formula: Al2(SO4)3 · 17H2O
'Amber'
Ammoniojarosite
Formula: (NH4)Fe3+3(SO4)2(OH)6
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Localities: Reported from at least 11 localities in this region.
'Amphibole Supergroup var: Byssolite'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Localities: Reported from at least 7 localities in this region.
Analcime
Formula: Na(AlSi2O6) · H2O
Localities: Reported from at least 35 localities in this region.
Anatase
Formula: TiO2
Andalusite
Formula: Al2(SiO4)O
Localities: Reported from at least 19 localities in this region.
Andalusite var: Chiastolite
Formula: Al2(SiO4)O
'Andesite'
'Andorite'
Formula: AgPbSb3S6
Andradite
Formula: Ca3Fe3+2(SiO4)3
Localities: Reported from at least 10 localities in this region.
Andradite var: Melanite
Formula: Ca3Fe3+2(SiO4)3
Anglesite
Formula: PbSO4
Localities: Reported from at least 20 localities in this region.
Anhydrite
Formula: CaSO4
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Localities: Reported from at least 15 localities in this region.
Ankerite var: Nickeliferous Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Annabergite
Formula: Ni3(AsO4)2 · 8H2O
Annite
Formula: KFe2+3(AlSi3O10)(OH)2
Anorthite
Formula: Ca(Al2Si2O8)
Anorthite var: Bytownite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Anthophyllite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Localities: Reported from at least 14 localities in this region.
'Anthracite'
Antigorite
Formula: Mg3(Si2O5)(OH)4
Localities: Reported from at least 6 localities in this region.
Antimony
Formula: Sb
'commodity:Antimony'
Formula: Sb
'Apatite'
Localities: Reported from at least 21 localities in this region.
'Apophyllite'
Localities: Reported from at least 23 localities in this region.
Aragonite
Formula: CaCO3
Localities: Reported from at least 19 localities in this region.
Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Armenite
Formula: BaCa2Al6Si9O30 · 2H2O
Arsendescloizite
Formula: PbZn(AsO4)(OH)
Arsenic
Formula: As
'commodity:Arsenic'
Formula: As
Arsenolite
Formula: As2O3
Arsenopyrite
Formula: FeAsS
Localities: Reported from at least 176 localities in this region.
Astrophyllite
Formula: K2NaFe2+7Ti2Si8O28(OH)4F
Atacamite
Formula: Cu2(OH)3Cl
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Aurostibite
Formula: AuSb2
Austinite
Formula: CaZn(AsO4)(OH)
Autunite
Formula: Ca(UO2)2(PO4)2 · 11H2O
Localities: Reported from at least 30 localities in this region.
Axinite-(Fe)
Formula: Ca2Fe2+Al2BSi4O15OH
'Axinite Group'
Azurite
Formula: Cu3(CO3)2(OH)2
Localities: Reported from at least 59 localities in this region.
Baryte
Formula: BaSO4
Localities: Reported from at least 49 localities in this region.
'Basalt'
Bastnäsite-(Ce)
Formula: Ce(CO3)F
'Bastnäsite Group'
Formula: M(CO3)X where M = REE, Th and X = F or OH
Bementite
Formula: Mn7Si6O15(OH)8
Localities: Reported from at least 37 localities in this region.
Berthierite
Formula: FeSb2S4
Beryl
Formula: Be3Al2(Si6O18)
Localities: Reported from at least 25 localities in this region.
'commodity:Beryllium'
Formula: Be
Berzelianite
Formula: Cu2Se
Beudantite
Formula: PbFe3(AsO4)(SO4)(OH)6
Bílinite
Formula: Fe2+Fe3+2(SO4)4 · 22H2O
'Bindheimite'
Formula: Pb2Sb2O6O
'Biotite'
Localities: Reported from at least 40 localities in this region.
'Biotite var: Oxybiotite'
Bismuth
Formula: Bi
Localities: Reported from at least 6 localities in this region.
Bismuthinite
Formula: Bi2S3
Bismutite
Formula: (BiO)2CO3
Blödite
Formula: Na2Mg(SO4)2 · 4H2O
Böhmite
Formula: AlO(OH)
Boleite
Formula: KPb26Ag9Cu24(OH)48Cl62
Bornite
Formula: Cu5FeS4
Localities: Reported from at least 89 localities in this region.
Botallackite
Formula: Cu2(OH)3Cl
Boulangerite
Formula: Pb5Sb4S11
Localities: Reported from at least 8 localities in this region.
Bournonite
Formula: PbCuSbS3
Brannerite
Formula: (U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6
Brannockite
Formula: (K,Na)□2Li3(Sn,Zr,Ti)2[Si12O30]
Braunite
Formula: Mn2+Mn3+6(SiO4)O8
'Bravoite'
Formula: (Fe,Ni)S2
'Breccia'
Brochantite
Formula: Cu4(SO4)(OH)6
Bromargyrite
Formula: AgBr
Brookite
Formula: TiO2
Brucite
Formula: Mg(OH)2
Burkeite
Formula: Na6(CO3)(SO4)2
Bustamite
Formula: CaMn2+(Si2O6)
Calaverite
Formula: AuTe2
Localities: Reported from at least 9 localities in this region.
'Calcareous Tufa'
Calciocatapleiite
Formula: CaZr(Si3O9) · 2H2O
Calciohilairite (TL)
Formula: CaZr[SiO3]3 · 3H2O
Reference: BOGGS, R.C. (1988) Calciohilairite: CaZrSi3O9•3H2O The calcium analogue of hilairite from the Golden Horn batholith, Northern Cascades, Washington. American Mineralogist, 73, 1191 1194. Micro Probe Volume VI Number 8; Rocks and Minerals, 66:6, p. 457;
Calcite
Formula: CaCO3
Localities: Reported from at least 346 localities in this region.
Calcite var: Glendonite
Formula: CaCO3
Calcite var: Manganoan Calcite
Formula: (Ca,Mn)CO3
'Caliche'
Cancrinite
Formula: (Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Caryopilite
Formula: Mn2+3Si2O5(OH)4
Cassiterite
Formula: SnO2
Celadonite
Formula: K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Celestine
Formula: SrSO4
Cerussite
Formula: PbCO3
Localities: Reported from at least 44 localities in this region.
Cervantite
Formula: Sb3+Sb5+O4
Localities: Reported from at least 6 localities in this region.
'Chabazite'
Localities: Reported from at least 46 localities in this region.
Chabazite-Ca
Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Chalcanthite
Formula: CuSO4 · 5H2O
Chalcocite
Formula: Cu2S
Localities: Reported from at least 51 localities in this region.
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 565 localities in this region.
Chalcostibite
Formula: CuSbS2
Chamosite
Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
'Chert'
Chevkinite-(Ce)
Formula: (Ce,La,Ca,Th)4(Fe2+,Mg)(Fe2+,Ti,Fe3+)2(Ti,Fe3+)2(Si2O7)2O8
Chlorargyrite
Formula: AgCl
Localities: Reported from at least 14 localities in this region.
Chlorargyrite var: Bromian Chlorargyrite
Formula: Ag(Cl,Br)
'Chlorite Group'
Localities: Reported from at least 48 localities in this region.
Chloritoid
Formula: (Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Chondrodite
Formula: (Mg,Fe2+)5(SiO4)2(F,OH)2
'Chrome-Spinel (of Dana)'
Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 106 localities in this region.
Chrysoberyl
Formula: BeAl2O4
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Localities: Reported from at least 22 localities in this region.
'Chrysolite'
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Cinnabar
Formula: HgS
Localities: Reported from at least 42 localities in this region.
'Clay'
'commodity:Clay'
'Clays'
Localities: Reported from at least 6 localities in this region.
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Localities: Reported from at least 20 localities in this region.
Clinochlore var: Chromian Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
Localities: Reported from at least 7 localities in this region.
Clinochlore var: Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
Clinoenstatite
Formula: MgSiO3
Clinohumite
Formula: Mg9(SiO4)4F2
'Clinoptilolite'
Clinoptilolite-Ca
Formula: Ca3(Si30Al6)O72·20H2O
'Clinopyroxene Subgroup'
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Localities: Reported from at least 7 localities in this region.
'Coal'
'commodity:Coal'
Cobaltite
Formula: CoAsS
Coffinite
Formula: U(SiO4) · nH2O
'Columbite-(Fe)-Columbite-(Mn) Series'
Conichalcite
Formula: CaCu(AsO4)(OH)
Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Copper
Formula: Cu
Localities: Reported from at least 49 localities in this region.
Copper
Formula: Cu
Localities: Reported from at least 49 localities in this region.
'commodity:Copper'
Formula: Cu
Localities: Reported from at least 11 localities in this region.
'commodity:Copper'
Formula: Cu
Localities: Reported from at least 11 localities in this region.
Coquandite (TL)
Formula: Sb6+xO8+x(SO4)(OH)x(H2O)1- x (x = 0.3)
Reference: Mineralogical Magazine: 56:599-603.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Localities: Reported from at least 7 localities in this region.
Corundum
Formula: Al2O3
Corundum var: Ruby
Formula: Al2O3
Corundum var: Sapphire
Formula: Al2O3
Cosalite
Formula: Pb2Bi2S5
Localities: Reported from at least 8 localities in this region.
Covellite
Formula: CuS
Localities: Reported from at least 12 localities in this region.
Cowlesite
Formula: CaAl2Si3O10 · 6H2O
Crandallite
Formula: CaAl3(PO4)(PO3OH)(OH)6
Crednerite
Formula: CuMnO2
Cristobalite
Formula: SiO2
Cubanite
Formula: CuFe2S3
Cummingtonite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Cuprite
Formula: Cu2O
Localities: Reported from at least 18 localities in this region.
Cuprite var: Chalcotrichite
Formula: Cu2O
Dachiardite-Ca
Formula: (Ca,Na2,K2)5Al10Si38O96 · 25H2O
Dachiardite-Na
Formula: (Na2,Ca,K2)5Al10Si38O96 · 25H2O
Danburite
Formula: CaB2Si2O8
Datolite
Formula: CaB(SiO4)(OH)
Daubréelite
Formula: Fe2+Cr3+2S4
'Davidite'
Reference: Cannon, B. (1975): Minerals of Washington, p.81
Deerite
Formula: (Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5
Delvauxite
Formula: CaFe4(PO4,SO4)2(OH)8 · 4-6H2O not confirmed ·
Diamond
Formula: C
Reference: Cannon, B. (1975): Minerals of Washington, p.81
Diaphorite
Formula: Ag3Pb2Sb3S8
Diaspore
Formula: AlO(OH)
'Diatomite'
Formula: SiO2 · nH2O