Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Park County, Montana, USAi
Regional Level Types
Park CountyCounty
MontanaState
USACountry

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01524640017272077852042.jpg
Tram Wheel

Red Fox Mine, Cowles Mining District, Park County, Montana, USA
08565170017272275468200.jpg
Yellowstone River with Gravel Bars in Park County, Montana

Yellowstone River, Park County, Montana, USA
04450640017883612894686.jpg
Looking west across Hidden Lake

Hidden Lake, Horseshoe District, Park County, Montana, USA
01725210017272077851345.jpg
Tram Wheel

Red Fox Mine, Cowles Mining District, Park County, Montana, USA
01278990017272077867473.jpg
Yellowstone River with Gravel Bars in Park County, Montana

Yellowstone River, Park County, Montana, USA
00728330017883612411515.jpg
Looking west across Hidden Lake

Hidden Lake, Horseshoe District, Park County, Montana, USA
01725210017272077851345.jpg
Tram Wheel

Red Fox Mine, Cowles Mining District, Park County, Montana, USA
01278990017272077867473.jpg
Yellowstone River with Gravel Bars in Park County, Montana

Yellowstone River, Park County, Montana, USA
Neighbouring regions:
Gallatin County, Montana, USA
Stillwater County, Montana, USA
Park County, Wyoming, USA
Carbon County, Montana, USA
Meagher County, Montana, USA
Sweet Grass County, Montana, USA
Type:
County
Largest Settlements:
PlacePopulation
Livingston7,302 (2017)
Gardiner875 (2011)
Pray681 (2011)
Emigrant488 (2011)
Clyde Park309 (2017)
South Glastonbury284 (2017)
Mindat Locality ID:
50304
Long-form identifier:
mindat:1:2:50304:1
GUID (UUID V4):
0
Other Languages:
View 34 more...
French:
comté de Park, Montana, États-Unis
German:
Park County, Montana, Vereinigte Staaten
Italian:
contea di Park, Montana, Stati Uniti d'America
Russian:
Парк, Монтана, Соединённые Штаты Америки
Simplified Chinese:
帕克縣 , 蒙大拿州, 美国
Spanish:
Condado de Park, Montana, Estados Unidos
Albanian:
Park County , Montana, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة بارك, مونتانا, الولايات المتحدة
Armenian:
Փարկ շրջան, Մոնտանա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Park konderria , Montana
Bavarian:
Park County, Montana, Vaoanigte Stootn
Bishnupriya Manipuri:
পার্ক কাউন্টি, মন্টানা, তিলপারাষ্ট্র
Bulgarian:
Парк, Монтана, Съединени американски щати
Cebuano:
Park County , Montana
Dutch:
Park County, Montana, Verenigde Staten
Esperanto:
Kantono Parko, Montano
Estonian:
Parki maakond , Montana, Ameerika Ühendriigid
Farsi/Persian:
شهرستان پارک، مونتانا, مونتانا, ایالات متحده آمریکا
Georgian:
პარკის ოლქი, მონტანა, ამერიკის შეერთებული შტატები
Hungarian:
Park megye, Montana, Amerikai Egyesült Államok
Japanese:
パーク郡, モンタナ州, アメリカ合衆国
Low Saxon/Low German:
Park County, Montana, USA
Min Dong Chinese:
Park Gông, Montana
Minnan / Hokkien-Taiwanese:
Park Kūn
Norwegian:
Park County, Montana, USA
Polish:
Hrabstwo Park, Montana, Stany Zjednoczone
Portuguese:
Condado de Park, Montana, Estados Unidos
Romanian:
Comitatul Park, Montana, Statele Unite ale Americii
Sardinian:
contea de Park, Montana, Istados Unidos de Amèrica
Scottish Gaelic:
Park County, Montana, Na Stàitean Aonaichte
Serbian:
Округ Парк , Монтана, Сједињене Америчке Државе
Serbo-Croatian:
Park County, Montana, Sjedinjene Američke Države
Swedish:
Park County, Montana, USA
Traditional Chinese:
帕克縣, 蒙大拿州, 美國
Turkish:
Park, Montana, Amerika Birleşik Devletleri
Ukrainian:
Парк, Монтана, Сполучені Штати Америки
Urdu:
پارک کاؤنٹی، مونٹانا, مونٹانا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Park, Montana, Chủng Quốc Hoa Kỳ
Waray:
Condado han Park, Montana, Estados Unidos
Western Punjabi:
پارک کاؤنٹی،مونٹانا, مونٹانا, امریکہ


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

60 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:

ⓘ Acanthite
Formula: Ag2S
References:
Chris Tucker
ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
ⓘ Aluminoceladonite
Formula: K(MgAl◻)(Si4O10)(OH)2
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: Visual Identification, XRD
ⓘ Andalusite
Formula: Al2(SiO4)O
ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
References:
Chris Tucker
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Aragonite
Formula: CaCO3
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Baryte
Formula: BaSO4
References:
USGS Bull 1391-B
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
Localities: Reported from at least 14 localities in this region.
ⓘ Calcite var. Iceland Spar
Formula: CaCO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 17 localities in this region.
ⓘ 'Chlorite Group'
ⓘ Covellite
Formula: CuS
ⓘ Cristobalite
Formula: SiO2
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Cummingtonite
Formula: ◻Mg2Mg5(Si8O22)(OH)2
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ Ferberite
Formula: FeWO4
ⓘ Galena
Formula: PbS
Localities: Reported from at least 17 localities in this region.
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Gersdorffite
Formula: NiAsS
ⓘ Goethite
Formula: Fe3+O(OH)
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Graphite
Formula: C
ⓘ Grunerite
Formula: ◻Fe2+2Fe2+5(Si8O22)(OH)2
ⓘ Gypsum
Formula: CaSO4 · 2H2O
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Hematite
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
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Laumontite
Formula: CaAl2Si4O12 · 4H2O
ⓘ 'Limonite'
ⓘ Löllingite
Formula: FeAs2
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
Localities: Reported from at least 6 localities in this region.
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Molybdenite
Formula: MoS2
Localities: Reported from at least 6 localities in this region.
ⓘ Molybdite
Formula: MoO3
ⓘ Monohydrocalcite
Formula: CaCO3 · H2O
References:
P.C. PiilonenIdentified by Paula Piilonen: XRD
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Native Copper
Formula: Cu
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 10 localities in this region.
ⓘ Native Silver
Formula: Ag
References:
Chris Tucker
ⓘ Natrolite
Formula: Na2Al2Si3O10 · 2H2O
ⓘ Nesquehonite
Formula: MgCO3 · 3H2O
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Nontronite
Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ 'Petrified Wood'
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
References:
Chris Tucker
ⓘ Proustite
Formula: Ag3AsS3
References:
Chris Tucker
ⓘ Pyrite
Formula: FeS2
Localities: Reported from at least 23 localities in this region.
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 18 localities in this region.
ⓘ Quartz var. Agate
Formula: SiO2
ⓘ Quartz var. Amethyst
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Quartz var. Moss Agate
Formula: SiO2
ⓘ Quartz var. Smoky Quartz
Formula: SiO2
ⓘ Rhodochrosite
Formula: MnCO3
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Sanidine
Formula: K(AlSi3O8)
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Saponite
Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ Scheelite
Formula: Ca(WO4)
Localities: Reported from at least 10 localities in this region.
ⓘ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ Siderite
Formula: FeCO3
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Sphalerite
Formula: ZnS
Localities: Reported from at least 14 localities in this region.
ⓘ Staurolite
Formula: Fe2+2Al9Si4O23(OH)
ⓘ 'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
ⓘ Tridymite
Formula: SiO2
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD
ⓘ 'Wad'
References:
USGS Bull 1391-B
ⓘ Weddellite
Formula: Ca(C2O4) · (2.5-x)H2O
References:
Paula Piilonen CollectionIdentified by Paula Piilonen: XRD

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Gold1.AA.05Au
ⓘNative Silver1.AA.05Ag
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘAcanthite2.BA.35Ag2S
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘCovellite2.CA.05aCuS
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
ⓘLöllingite2.EB.15aFeAs2
ⓘArsenopyrite2.EB.20FeAsS
ⓘGersdorffite2.EB.25NiAsS
ⓘProustite2.GA.05Ag3AsS3
ⓘPolybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Group 4 - Oxides and Hydroxides
ⓘQuartz
var. Agate		4.00.05SiO2
ⓘvar. Amethyst4.00.05SiO2
ⓘvar. Chalcedony4.00.05SiO2
ⓘvar. Moss Agate4.00.05SiO2
ⓘ4.00.05SiO2
ⓘvar. Smoky Quartz4.00.05SiO2
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘOpal4.DA.10SiO2 · nH2O
ⓘTridymite4.DA.10SiO2
ⓘCristobalite4.DA.15SiO2
ⓘFerberite4.DB.30FeWO4
ⓘMolybdite4.E0.10MoO3
ⓘGoethite4.FD.10Fe3+O(OH)
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘRhodochrosite5.AB.05MnCO3
ⓘSiderite5.AB.05FeCO3
ⓘCalcite
var. Iceland Spar		5.AB.05CaCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘAragonite5.AB.15CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
ⓘNesquehonite5.CA.05MgCO3 · 3H2O
ⓘMonohydrocalcite5.CB.20CaCO3 · H2O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
ⓘGypsum7.CD.40CaSO4 · 2H2O
ⓘScheelite7.GA.05Ca(WO4)
Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘAndalusite9.AF.10Al2(SiO4)O
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘSchorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘCummingtonite9.DE.05◻Mg2Mg5(Si8O22)(OH)2
ⓘGrunerite9.DE.05◻Fe2+2Fe2+5(Si8O22)(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘAluminoceladonite9.EC.15K(MgAl◻)(Si4O10)(OH)2
ⓘNontronite9.EC.40Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
ⓘSaponite9.EC.45Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
ⓘOrthoclase9.FA.30K(AlSi3O8)
ⓘSanidine9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘNatrolite9.GA.05Na2Al2Si3O10 · 2H2O
ⓘLaumontite9.GB.10CaAl2Si4O12 · 4H2O
Group 10 - Organic Compounds
ⓘWeddellite10.AB.40Ca(C2O4) · (2.5-x)H2O
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chlorite Group'-
ⓘ'Heulandite Subgroup'-(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
ⓘ'Limonite'-
ⓘ'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
ⓘ'Wad'-
ⓘ'Petrified Wood'-
ⓘ'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ Cummingtonite◻Mg2Mg5(Si8O22)(OH)2
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ GoethiteFe3+O(OH)
Hⓘ Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Hⓘ LaumontiteCaAl2Si4O12 · 4H2O
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MonohydrocalciteCaCO3 · H2O
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ NesquehoniteMgCO3 · 3H2O
Hⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Hⓘ NatroliteNa2Al2Si3O10 · 2H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Hⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ StauroliteFe22+Al9Si4O23(OH)
Hⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Hⓘ WeddelliteCa(C2O4) · (2.5-x)H2O
Hⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
BBoron
Bⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ AragoniteCaCO3
Cⓘ CalciteCaCO3
Cⓘ GraphiteC
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ MonohydrocalciteCaCO3 · H2O
Cⓘ NesquehoniteMgCO3 · 3H2O
Cⓘ RhodochrositeMnCO3
Cⓘ SideriteFeCO3
Cⓘ WeddelliteCa(C2O4) · (2.5-x)H2O
Cⓘ Calcite var. Iceland SparCaCO3
OOxygen
Oⓘ Quartz var. AgateSiO2
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Quartz var. AmethystSiO2
Oⓘ AndalusiteAl2(SiO4)O
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ AragoniteCaCO3
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BaryteBaSO4
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ CristobaliteSiO2
Oⓘ Cummingtonite◻Mg2Mg5(Si8O22)(OH)2
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ FerberiteFeWO4
Oⓘ GoethiteFe3+O(OH)
Oⓘ Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ HematiteFe2O3
Oⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Oⓘ IlmeniteFe2+TiO3
Oⓘ LaumontiteCaAl2Si4O12 · 4H2O
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MolybditeMoO3
Oⓘ MonohydrocalciteCaCO3 · H2O
Oⓘ Quartz var. Moss AgateSiO2
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ NesquehoniteMgCO3 · 3H2O
Oⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Oⓘ NatroliteNa2Al2Si3O10 · 2H2O
Oⓘ OpalSiO2 · nH2O
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ QuartzSiO2
Oⓘ RhodochrositeMnCO3
Oⓘ SanidineK(AlSi3O8)
Oⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Oⓘ ScheeliteCa(WO4)
Oⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ SideriteFeCO3
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ Quartz var. Smoky QuartzSiO2
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Oⓘ TridymiteSiO2
Oⓘ WeddelliteCa(C2O4) · (2.5-x)H2O
Oⓘ Calcite var. Iceland SparCaCO3
Oⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
Oⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Naⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Naⓘ NatroliteNa2Al2Si3O10 · 2H2O
Naⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
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ⓘ Cummingtonite◻Mg2Mg5(Si8O22)(OH)2
Mgⓘ NesquehoniteMgCO3 · 3H2O
Mgⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Mgⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ AndalusiteAl2(SiO4)O
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Alⓘ LaumontiteCaAl2Si4O12 · 4H2O
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Alⓘ NatroliteNa2Al2Si3O10 · 2H2O
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ SanidineK(AlSi3O8)
Alⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Alⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ StauroliteFe22+Al9Si4O23(OH)
Alⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Alⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
Alⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Quartz var. AgateSiO2
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Quartz var. AmethystSiO2
Siⓘ AndalusiteAl2(SiO4)O
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ CristobaliteSiO2
Siⓘ Cummingtonite◻Mg2Mg5(Si8O22)(OH)2
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Siⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Siⓘ LaumontiteCaAl2Si4O12 · 4H2O
Siⓘ Quartz var. Moss AgateSiO2
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Siⓘ NatroliteNa2Al2Si3O10 · 2H2O
Siⓘ OpalSiO2 · nH2O
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ QuartzSiO2
Siⓘ SanidineK(AlSi3O8)
Siⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Siⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ Quartz var. Smoky QuartzSiO2
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Siⓘ TridymiteSiO2
Siⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
Siⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Garnet GroupX3Z2(SiO4)3
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ ArsenopyriteFeAsS
Sⓘ BaryteBaSO4
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ CovelliteCuS
Sⓘ GalenaPbS
Sⓘ GersdorffiteNiAsS
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ MolybdeniteMoS2
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sⓘ ProustiteAg3AsS3
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
KPotassium
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ⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ OrthoclaseK(AlSi3O8)
Kⓘ SanidineK(AlSi3O8)
Kⓘ AluminoceladoniteK(MgAl◻)(Si4O10)(OH)2
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ AragoniteCaCO3
Caⓘ CalciteCaCO3
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Caⓘ LaumontiteCaAl2Si4O12 · 4H2O
Caⓘ MonohydrocalciteCaCO3 · H2O
Caⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Caⓘ ScheeliteCa(WO4)
Caⓘ WeddelliteCa(C2O4) · (2.5-x)H2O
Caⓘ Calcite var. Iceland SparCaCO3
Caⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
MnManganese
Mnⓘ RhodochrositeMnCO3
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ ArsenopyriteFeAsS
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ FerberiteFeWO4
Feⓘ GoethiteFe3+O(OH)
Feⓘ Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Feⓘ HematiteFe2O3
Feⓘ IlmeniteFe2+TiO3
Feⓘ LöllingiteFeAs2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Feⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Feⓘ SideriteFeCO3
Feⓘ StauroliteFe22+Al9Si4O23(OH)
NiNickel
Niⓘ GersdorffiteNiAsS
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ CovelliteCuS
Cuⓘ Native CopperCu
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
Asⓘ GersdorffiteNiAsS
Asⓘ LöllingiteFeAs2
Asⓘ ProustiteAg3AsS3
MoMolybdenum
Moⓘ MolybdeniteMoS2
Moⓘ MolybditeMoO3
AgSilver
Agⓘ AcanthiteAg2S
Agⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Agⓘ ProustiteAg3AsS3
Agⓘ Native SilverAg
SbAntimony
Sbⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
BaBarium
Baⓘ BaryteBaSO4
WTungsten
Wⓘ FerberiteFeWO4
Wⓘ ScheeliteCa(WO4)
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS

Fossils

There are 109 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.

Occurrences109
Youngest Fossil Listed0.01 Ma (Pleistocene)
Oldest Fossil Listed501 Ma (Cambrian)
Stratigraphic UnitsClick here to view 14 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Gastropoda
class		Animalia : Mollusca : Gastropoda83.6 - 72.1 Ma
Late/Upper Cretaceous
Bivalvia
class		Animalia : Mollusca : Bivalvia83.6 - 72.1 Ma
Late/Upper Cretaceous
Trachelocrinus
genus		Animalia : Echinodermata : Eocrinoidea : Trachelocrinida : Trachelocrinidae : Trachelocrinus501 - 485.4 Ma
Cambrian
Theropoda
unranked clade		Animalia : Chordata : Saurischia : Theropoda157.3 - 152.1 Ma
Jurassic
Allosaurus
genus		Animalia : Chordata : Reptilia : Dinosauria : Allosauridae : Allosaurus157.3 - 152.1 Ma
Jurassic
Apatosaurus
genus		Animalia : Chordata : Reptilia : Dinosauria : Diplodocidae : Apatosaurus157.3 - 152.1 Ma
Jurassic
Diplodocus
genus		Animalia : Chordata : Reptilia : Dinosauria : Diplodocidae : Diplodocus157.3 - 152.1 Ma
Jurassic
Camarasaurus
genus		Animalia : Chordata : Reptilia : Dinosauria : Camarasauridae : Camarasaurus157.3 - 152.1 Ma
Jurassic
Ornithopoda
unranked clade		Animalia : Chordata : Ornithischia : Ornithopoda157.3 - 152.1 Ma
Jurassic
Monoclonius
genus		Animalia : Chordata : Ornithischia : Ceratopsidae : Monoclonius83.6 - 72.1 Ma
Late/Upper Cretaceous
Scalopoides
genus		Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : Scalopoides23.03 - 5.333 Ma
Miocene
Mesoscalops
genus		Animalia : Chordata : Mammalia : Proscalopidae : Mesoscalops15.97 - 13.6 Ma
Miocene
Tardontia
genus		Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Tardontia23.03 - 5.333 Ma
Miocene
Mylagaulidae
family		Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae23.03 - 5.333 Ma
Miocene
Mesogaulus
genus		Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Mesogaulus23.03 - 5.333 Ma
Miocene
Petauristodon
genus		Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Petauristodon23.03 - 5.333 Ma
Miocene
Spermophilus
genus		Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Spermophilus23.03 - 5.333 Ma
Miocene
Geomyoidea
superfamily		Animalia : Chordata : Mammalia : Rodentia : Geomyoidea15.97 - 13.6 Ma
Miocene
Leptodontomys
genus		Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Leptodontomys15.97 - 13.6 Ma
Miocene
Pseudotheridomys
genus		Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Pseudotheridomys23.03 - 5.333 Ma
Miocene
Mojavemys
genus		Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Mojavemys23.03 - 5.333 Ma
Miocene
Cupidinimus
genus		Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Cupidinimus23.03 - 5.333 Ma
Miocene
Lignimus
genus		Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Lignimus23.03 - 5.333 Ma
Miocene
Zapodidae
family		Animalia : Chordata : Mammalia : Rodentia : Zapodidae23.03 - 5.333 Ma
Miocene
Copemys
genus		Animalia : Chordata : Mammalia : Rodentia : Muridae : Copemys23.03 - 5.333 Ma
Miocene
Oreolagus
genus		Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Oreolagus23.03 - 5.333 Ma
Miocene
Camelidae
family		Animalia : Chordata : Mammalia : Artiodactyla : Camelidae23.03 - 5.333 Ma
Miocene
Dromomeryx
genus		Animalia : Chordata : Mammalia : Artiodactyla : Dromomerycidae : Dromomeryx23.03 - 5.333 Ma
Miocene
Cosoryx
genus		Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Cosoryx23.03 - 5.333 Ma
Miocene
Equidae
family		Animalia : Chordata : Mammalia : Perissodactyla : Equidae23.03 - 5.333 Ma
Miocene
Hypohippus
genus		Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Hypohippus23.03 - 5.333 Ma
Miocene
Aphronorus orieli
species		Animalia : Chordata : Mammalia : Pantolestidae : Aphronorus : Aphronorus orieli61.7 - 56.8 Ma
Paleocene
Dromomeryx borealis
species		Animalia : Chordata : Mammalia : Artiodactyla : Palaeomerycidae : Dromomeryx : Dromomeryx borealis23.03 - 5.333 Ma
Miocene
Leptacodon munusculum
species		Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae : Leptacodon : Leptacodon munusculum61.7 - 56.8 Ma
Paleocene
Leptacodon packi
species		Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae : Leptacodon : Leptacodon packi61.7 - 56.8 Ma
Paleocene
Myrmecoboides montanensis
species		Animalia : Chordata : Mammalia : Pilosa : Leptictidae : Myrmecoboides : Myrmecoboides montanensis61.7 - 56.8 Ma
Paleocene
Palaechthon woodi
species		Animalia : Chordata : Mammalia : Primates : Palaechthonidae : Palaechthon : Palaechthon woodi61.7 - 56.8 Ma
Paleocene
Tetraclaenodon puercensis
species		Animalia : Chordata : Mammalia : Ungulata : Phenacodontidae : Tetraclaenodon : Tetraclaenodon puercensis63.3 - 61.7 Ma
Paleocene
Plesiolestes problematicus
species		Animalia : Chordata : Mammalia : Primates : Palaechthonidae : Plesiolestes : Plesiolestes problematicus61.7 - 56.8 Ma
Paleocene
Nannodectes intermedius
species		Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Nannodectes : Nannodectes intermedius61.7 - 56.8 Ma
Paleocene
Dinosauria
order		Animalia : Chordata : Reptilia : Dinosauria100.5 - 66 Ma
Late/Upper Cretaceous
Amphicoelias
genus		Animalia : Chordata : Saurischia : Amphicoelias157.3 - 152.1 Ma
Jurassic
Ficus
genus		Plantae : Tracheophyta : Magnoliopsida : Rosales : Moraceae : Ficus66 - 56 Ma
Paleocene
Plantae
kingdom		Plantae83.6 - 72.1 Ma
Late/Upper Cretaceous
Magnolia
genus		Plantae : Tracheophyta : Magnoliopsida : Magnoliales : Magnoliaceae : Magnolia66 - 56 Ma
Paleocene
Glyptostrobus
genus		Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Glyptostrobus66 - 56 Ma
Paleocene
Cornus hyperborea
species		Plantae : Tracheophyta : Magnoliopsida : Cornales : Cornaceae : Cornus : Cornus hyperborea66 - 56 Ma
Paleocene
Ampelopsis acerifolia
species		Plantae : Tracheophyta : Magnoliopsida : Vitales : Vitaceae : Ampelopsis : Ampelopsis acerifolia66 - 56 Ma
Paleocene
Ginkgo adiantoides
species		Plantae : Tracheophyta : Ginkgoopsida : Ginkgoales : Ginkgoaceae : Ginkgo : Ginkgo adiantoides66 - 56 Ma
Paleocene
Testudines
order		Animalia : Chordata : Reptilia : Testudines157.3 - 152.1 Ma
Jurassic
Merycodontinae
subfamily		Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Merycodontinae23.03 - 5.333 Ma
Miocene
Equinae
subfamily		Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equinae23.03 - 5.333 Ma
Miocene
Neoplagiaulacidae
family		Animalia : Chordata : Mammalia : Neoplagiaulacidae61.7 - 56.8 Ma
Paleocene
Picrodus canpacius
species		Animalia : Chordata : Mammalia : Primates : Picrodontidae : Picrodus : Picrodus canpacius61.7 - 56.8 Ma
Paleocene
Hesperosaurus mjosi
species		Animalia : Chordata : Ornithischia : Stegosauridae : Hesperosaurus : Hesperosaurus mjosi157.3 - 152.1 Ma
Jurassic
Homo sapiens
species		Animalia : Chordata : Mammalia : Primates : Hominidae : Homo : Homo sapiens0.126 - 0.0117 Ma
Pleistocene
Marmotini
tribe		Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Marmotini23.03 - 5.333 Ma
Miocene
Archaeolaginae
subfamily		Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Archaeolaginae23.03 - 5.333 Ma
Miocene
Ansomys hepburnensis
species		Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Ansomys : Ansomys hepburnensis15.97 - 13.6 Ma
Miocene
Blastozoa
subphylum		Animalia : Echinodermata : Blastozoa501 - 485.4 Ma
Cambrian
Procostatoria sexradiata
species		Animalia : Mollusca : Bivalvia : Trigoniida : Costatoriidae : Procostatoria : Procostatoria sexradiata265.1 - 259.9 Ma
Permian
Blastomerycinae
subfamily		Animalia : Chordata : Mammalia : Artiodactyla : Moschidae : Blastomerycinae23.03 - 5.333 Ma
Miocene
Myalinella postcarbonica
species		Animalia : Mollusca : Bivalvia : Myalinida : Myalinidae : Myalina : Myalinella postcarbonica252.17 - 251.3 Ma
Phanerozoic
Lingularia borealis
species		Animalia : Brachiopoda : Lingulata : Lingulida : Lingulidae : Lingularia : Lingularia borealis252.17 - 251.3 Ma
Phanerozoic
Trachelocrinus resseri
species		Animalia : Echinodermata : Eocrinoidea : Trachelocrinida : Trachelocrinidae : Trachelocrinus : Trachelocrinus resseri501 - 485.4 Ma
Cambrian
Claraia aurita
species		Animalia : Mollusca : Bivalvia : Pectinida : Pterinopectinidae : Claraia : Claraia aurita252.17 - 251.3 Ma
Phanerozoic
Promyalina spathi
species		Animalia : Mollusca : Bivalvia : Myalinida : Myalinidae : Promyalina : Promyalina spathi252.17 - 251.3 Ma
Phanerozoic
Lithornis celetius
species		Animalia : Chordata : Aves : Lithornis : Lithornis celetius61.7 - 56.8 Ma
Paleocene
Acuticarpus republicensis
species		Animalia : Echinodermata : Stylophora : Cornuta : Cothurnocystidae : Acuticarpus : Acuticarpus republicensis501 - 485.4 Ma
Cambrian
Sohlites spinosus
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Sohlites : Sohlites spinosus170.3 - 168.3 Ma
Middle Jurassic
Parachondroceras andrewsi
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Otoitidae : Parachondroceras : Parachondroceras andrewsi170.3 - 168.3 Ma
Middle Jurassic
Parachondroceras filicostatum
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Otoitidae : Parachondroceras : Parachondroceras filicostatum170.3 - 168.3 Ma
Middle Jurassic
Corylus insignis
species		Plantae : Tracheophyta : Magnoliopsida : Fagales : Betulaceae : Corylus : Corylus insignis66 - 56 Ma
Paleocene
Austrotindaria svalbardensis
species		Animalia : Mollusca : Bivalvia : Nuculanida : Neilonellidae : Neilonella : Austrotindaria svalbardensis252.17 - 251.3 Ma
Phanerozoic
Perognathinae
subfamily		Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Perognathinae23.03 - 5.333 Ma
Miocene
Fossil LocalitiesClick to show 16 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Park_County,_Montana
Wikidata ID:Q496644
GeoNames ID:5670652

Localities in this Region

USA
USA

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate
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.
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