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Chouteau County, Montana, USAi
Regional Level Types
Chouteau CountyCounty
MontanaState
USACountry

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Neighbouring regions:
Judith Basin County, Montana, USA
Hill County, Montana, USA
Cascade County, Montana, USA
Fergus County, Montana, USA
Blaine County, Montana, USA
Liberty County, Montana, USA
Pondera County, Montana, USA
Teton County, Montana, USA
Type:
County
Largest Settlements:
PlacePopulation
Fort Benton1,460 (2017)
Big Sandy593 (2017)
Boneau380 (2011)
Geraldine263 (2017)
Highwood176 (2011)
Mindat Locality ID:
30678
Long-form identifier:
mindat:1:2:30678:5
GUID (UUID V4):
0
Other Languages:
View 31 more...
French:
comté de Chouteau, Montana, États-Unis
German:
Chouteau County, Montana, Vereinigte Staaten
Italian:
contea di Chouteau, Montana, Stati Uniti d'America
Russian:
Шуто, Монтана, Соединённые Штаты Америки
Simplified Chinese:
舒托縣, 蒙大拿州, 美国
Spanish:
Condado de Chouteau, Montana, Estados Unidos
Albanian:
Chouteau County, Montana, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة تشوتيو, مونتانا, الولايات المتحدة
Armenian:
Շուտո շրջան, Մոնտանա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Chouteau konderria , Montana
Bavarian:
Chouteau County, Montana, Vaoanigte Stootn
Bishnupriya Manipuri:
চৌতেউ কাউন্টি, মন্টানা, তিলপারাষ্ট্র
Bulgarian:
Шуто, Монтана, Съединени американски щати
Cebuano:
Chouteau County, Montana
Dutch:
Chouteau County, Montana, Verenigde Staten
Farsi/Persian:
شهرستان چووتاو، مونتانا, مونتانا, ایالات متحده آمریکا
Georgian:
შუტოს ოლქი, მონტანა, ამერიკის შეერთებული შტატები
Hungarian:
Chouteau megye, Montana, Amerikai Egyesült Államok
Japanese:
シュートー郡, モンタナ州, アメリカ合衆国
Low Saxon/Low German:
Chouteau County, Montana, USA
Min Dong Chinese:
Chouteau Gông, Montana
Minnan / Hokkien-Taiwanese:
Chouteau Kūn
Norwegian:
Chouteau County, Montana, USA
Polish:
Hrabstwo Chouteau, Montana, Stany Zjednoczone
Portuguese:
Condado de Chouteau, Montana, Estados Unidos
Romanian:
Comitatul Chouteau, Montana, Statele Unite ale Americii
Sardinian:
contea de Chouteau, Montana, Istados Unidos de Amèrica
Scottish Gaelic:
Chouteau County, Montana, Na Stàitean Aonaichte
Serbian:
Округ Шото, Монтана, Сједињене Америчке Државе
Serbo-Croatian:
Chouteau County, Montana, Sjedinjene Američke Države
Swedish:
Chouteau County, Montana, USA
Turkish:
Chouteau, Montana, Amerika Birleşik Devletleri
Ukrainian:
Чуто, Монтана, Сполучені Штати Америки
Urdu:
چوٹیئو کاؤنٹی، مونٹانا, مونٹانا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Chouteau, Montana, Chủng Quốc Hoa Kỳ
Waray:
Condado han Chouteau, Montana, Estados Unidos
Western Punjabi:
چوٹیاؤ کاؤنٹی،مونٹانا, مونٹانا, امریکہ


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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

31 valid minerals.

Rock Types Recorded

Note: 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:

ⓘ Aegirine
Formula: NaFe3+Si2O6
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
ⓘ Andradite
Formula: Ca3Fe3+2(SiO4)3
ⓘ Andradite var. Melanite
Formula: Ca3Fe3+2(SiO4)3
ⓘ Annite
Formula: KFe2+3(AlSi3O10)(OH)2
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Baryte
Formula: BaSO4
ⓘ Barytolamprophyllite
Formula: (Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ 'Britholite Group'
Formula: (REE,Ca)5[(Si,P)O4]3X
ⓘ Calcite
Formula: CaCO3
ⓘ 'Chabazite'
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ 'Clinopyroxene Subgroup'
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Diopside var. Salite
Formula: CaMgSi2O6
ⓘ 'Fayalite-Forsterite Series'
ⓘ 'Feldspathoid'
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
ⓘ Fluorite
Formula: CaF2
ⓘ Forsterite
Formula: Mg2(SiO4)
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Hematite
Formula: Fe2O3
ⓘ Kalborsite
Formula: K6Al4BSi6O20(OH)4Cl
ⓘ Kalsilite
Formula: KAlSiO4
ⓘ Leucite
Formula: K(AlSi2O6)
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Magnetite var. Titanium-bearing Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
ⓘ Natrolite
Formula: Na2Al2Si3O10 · 2H2O
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
Description: altered to natrolite and stilbite
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ Phlogopite var. Barium-bearing phlogopite
Formula: (K,Ba)1-xMg3(AlSi3O10)(OH,F)2
ⓘ Pitiglianoite
Formula: Na6K2(Al6Si6O24)(SO4) · 2H2O
ⓘ 'Pseudoleucite'
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Sanidine
Formula: K(AlSi3O8)
ⓘ Shcherbakovite
Formula: (K,Ba)KNa(Ti,Nb)2(Si4O12)O2
ⓘ Sodalite
Formula: Na4(Si3Al3)O12Cl
ⓘ 'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
ⓘ Titanite
Formula: CaTi(SiO4)O
ⓘ Wadeite
Formula: K2Zr(Si3O9)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘvar. Titanium-bearing Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
ⓘHematite4.CB.05Fe2O3
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
ⓘFluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2(SiO4)
ⓘAndradite9.AD.25Ca3Fe3+2(SiO4)3
ⓘvar. Melanite9.AD.25Ca3Fe3+2(SiO4)3
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘBarytolamprophyllite9.BE.25(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
ⓘWadeite9.CA.10K2Zr(Si3O9)
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘvar. Salite9.DA.15CaMgSi2O6
ⓘAegirine9.DA.25NaFe3+Si2O6
ⓘArfvedsonite9.DE.25[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
ⓘShcherbakovite9.DH.20(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
ⓘAnnite9.EC.20KFe2+3(AlSi3O10)(OH)2
ⓘPhlogopite
var. Barium-bearing phlogopite		9.EC.20(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
ⓘ9.EC.20KMg3(AlSi3O10)(OH)2
ⓘKalsilite9.FA.05KAlSiO4
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘOrthoclase9.FA.30K(AlSi3O8)
ⓘSanidine9.FA.30K(AlSi3O8)
ⓘPitiglianoite9.FB.05Na6K2(Al6Si6O24)(SO4) · 2H2O
ⓘSodalite9.FB.10Na4(Si3Al3)O12Cl
ⓘNatrolite9.GA.05Na2Al2Si3O10 · 2H2O
ⓘKalborsite9.GA.15K6Al4BSi6O20(OH)4Cl
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
ⓘLeucite9.GB.05K(AlSi2O6)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chabazite'-
ⓘ'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
ⓘ'Clinopyroxene Subgroup'-
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)
ⓘ'Britholite Group'-(REE,Ca)5[(Si,P)O4]3X
ⓘ'Pseudoleucite'-
ⓘ'Feldspathoid'-

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ AnniteKFe32+(AlSi3O10)(OH)2
Hⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Hⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Hⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Hⓘ NatroliteNa2Al2Si3O10 · 2H2O
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Hⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
BBoron
Bⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AegirineNaFe3+Si2O6
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ AndraditeCa3Fe23+(SiO4)3
Oⓘ AnniteKFe32+(AlSi3O10)(OH)2
Oⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Oⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Oⓘ BaryteBaSO4
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DiopsideCaMgSi2O6
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ ForsteriteMg2(SiO4)
Oⓘ HematiteFe2O3
Oⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Oⓘ KalsiliteKAlSiO4
Oⓘ LeuciteK(AlSi2O6)
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ NatroliteNa2Al2Si3O10 · 2H2O
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Oⓘ SanidineK(AlSi3O8)
Oⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
Oⓘ SodaliteNa4(Si3Al3)O12Cl
Oⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Oⓘ WadeiteK2Zr(Si3O9)
Oⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Oⓘ Fayalite-Forsterite Series
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ Diopside var. SaliteCaMgSi2O6
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
Oⓘ Britholite Group(REE,Ca)5[(Si,P)O4]3X
FFluorine
Fⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Fⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ FluoriteCaF2
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naⓘ AegirineNaFe3+Si2O6
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Naⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ NatroliteNa2Al2Si3O10 · 2H2O
Naⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Naⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
Naⓘ SodaliteNa4(Si3Al3)O12Cl
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ ForsteriteMg2(SiO4)
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Mgⓘ Fayalite-Forsterite Series
Mgⓘ Diopside var. SaliteCaMgSi2O6
AlAluminium
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ AnniteKFe32+(AlSi3O10)(OH)2
Alⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Alⓘ KalsiliteKAlSiO4
Alⓘ LeuciteK(AlSi2O6)
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ NatroliteNa2Al2Si3O10 · 2H2O
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Alⓘ SanidineK(AlSi3O8)
Alⓘ SodaliteNa4(Si3Al3)O12Cl
Alⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
SiSilicon
Siⓘ AegirineNaFe3+Si2O6
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ AndraditeCa3Fe23+(SiO4)3
Siⓘ AnniteKFe32+(AlSi3O10)(OH)2
Siⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Siⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ DiopsideCaMgSi2O6
Siⓘ ForsteriteMg2(SiO4)
Siⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Siⓘ KalsiliteKAlSiO4
Siⓘ LeuciteK(AlSi2O6)
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ NatroliteNa2Al2Si3O10 · 2H2O
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Siⓘ SanidineK(AlSi3O8)
Siⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
Siⓘ SodaliteNa4(Si3Al3)O12Cl
Siⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ WadeiteK2Zr(Si3O9)
Siⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Siⓘ Fayalite-Forsterite Series
Siⓘ Garnet GroupX3Z2(SiO4)3
Siⓘ Diopside var. SaliteCaMgSi2O6
Siⓘ Britholite Group(REE,Ca)5[(Si,P)O4]3X
PPhosphorus
Pⓘ FluorapatiteCa5(PO4)3F
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
Pⓘ Britholite Group(REE,Ca)5[(Si,P)O4]3X
SSulfur
Sⓘ BaryteBaSO4
Sⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
ClChlorine
Clⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Clⓘ SodaliteNa4(Si3Al3)O12Cl
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ AnniteKFe32+(AlSi3O10)(OH)2
Kⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ KalborsiteK6Al4BSi6O20(OH)4Cl
Kⓘ KalsiliteKAlSiO4
Kⓘ LeuciteK(AlSi2O6)
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ OrthoclaseK(AlSi3O8)
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Kⓘ PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2O
Kⓘ SanidineK(AlSi3O8)
Kⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
Kⓘ WadeiteK2Zr(Si3O9)
CaCalcium
Caⓘ AndraditeCa3Fe23+(SiO4)3
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ FluoriteCaF2
Caⓘ TitaniteCaTi(SiO4)O
Caⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Caⓘ Diopside var. SaliteCaMgSi2O6
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
Caⓘ Britholite Group(REE,Ca)5[(Si,P)O4]3X
TiTitanium
Tiⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
Tiⓘ TitaniteCaTi(SiO4)O
Tiⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ AegirineNaFe3+Si2O6
Feⓘ AndraditeCa3Fe23+(SiO4)3
Feⓘ AnniteKFe32+(AlSi3O10)(OH)2
Feⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Feⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Feⓘ Fayalite-Forsterite Series
ZrZirconium
Zrⓘ WadeiteK2Zr(Si3O9)
NbNiobium
Nbⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
BaBarium
Baⓘ Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
Baⓘ Phlogopite var. Barium-bearing phlogopite(K,Ba)1-xMg3(AlSi3O10)(OH,F)2
Baⓘ BaryteBaSO4
Baⓘ Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2

Fossils

There are 81 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.

Occurrences81
Youngest Fossil Listed56.0 Ma (Paleocene)
Oldest Fossil Listed89.3 Ma (Late/Upper Cretaceous)
Stratigraphic UnitsClick here to view 7 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Baculites
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites89.3 - 85.8 Ma
Late/Upper Cretaceous
Scaphites
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Scaphites89.3 - 85.8 Ma
Late/Upper Cretaceous
Inoceramus
genus		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus89.3 - 85.8 Ma
Late/Upper Cretaceous
Paralbula
genus		Animalia : Chordata : Actinopteri : Elopiformes : Phyllodontidae : Paralbula83.5 - 70.6 Ma
Late/Upper Cretaceous
Habrosaurus
genus		Animalia : Chordata : Amphibia : Caudata : Sirenidae : Habrosaurus83.5 - 70.6 Ma
Late/Upper Cretaceous
Baenidae
family		Animalia : Chordata : Reptilia : Testudines : Baenidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Teiidae
family		Animalia : Chordata : Reptilia : Squamata : Teiidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Paronychodon
genus		Animalia : Chordata : Saurischia : Avetheropoda : Paronychodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Hadrosauridae
family		Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae83.5 - 70.6 Ma
Late/Upper Cretaceous
Ceratopsidae
family		Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Monoclonius
genus		Animalia : Chordata : Ornithischia : Ceratopsidae : Monoclonius83.5 - 70.6 Ma
Late/Upper Cretaceous
Mesodma
genus		Animalia : Chordata : Mammalia : Ptilodontidae : Mesodma83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolodon
genus		Animalia : Chordata : Mammalia : Cimolodontidae : Cimolodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolestes
genus		Animalia : Chordata : Mammalia : Cimolestidae : Cimolestes83.5 - 70.6 Ma
Late/Upper Cretaceous
Paranyctoides
genus		Animalia : Chordata : Mammalia : Soricomorpha : Nyctitheriidae : Paranyctoides83.5 - 70.6 Ma
Late/Upper Cretaceous
Batodon
genus		Animalia : Chordata : Mammalia : Geolabididae : Batodon83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon attaragos
species		Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon : Alphadon attaragos83.5 - 70.6 Ma
Late/Upper Cretaceous
Alphadon halleyi
species		Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Alphadon : Alphadon halleyi83.5 - 70.6 Ma
Late/Upper Cretaceous
Turgidodon russelli
species		Animalia : Chordata : Mammalia : Didelphimorphia : Alphadontidae : Turgidodon : Turgidodon russelli83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimexomys judithae
species		Animalia : Chordata : Mammalia : Taeniolabidae : Paracimexomys : Cimexomys judithae83.5 - 70.6 Ma
Late/Upper Cretaceous
Paracimexomys magnus
species		Animalia : Chordata : Mammalia : Multituberculata : Paracimexomys : Paracimexomys magnus83.5 - 70.6 Ma
Late/Upper Cretaceous
Cimolomys clarki
species		Animalia : Chordata : Mammalia : Cimolomyidae : Cimolomys : Cimolomys clarki83.5 - 70.6 Ma
Late/Upper Cretaceous
Meniscoessus major
species		Animalia : Chordata : Mammalia : Multituberculata : Cimolomyidae : Meniscoessus : Meniscoessus major83.5 - 70.6 Ma
Late/Upper Cretaceous
Turgidodon praesagus
species		Animalia : Chordata : Mammalia : Didelphimorphia : Alphadontidae : Turgidodon : Turgidodon praesagus83.5 - 70.6 Ma
Late/Upper Cretaceous
Ectocentrocristus foxi
species		Animalia : Chordata : Mammalia : Marsupialia : Ectocentrocristus : Ectocentrocristus foxi83.5 - 70.6 Ma
Late/Upper Cretaceous
Gypsonictops lewisi
species		Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : Gypsonictops : Gypsonictops lewisi83.5 - 70.6 Ma
Late/Upper Cretaceous
Aletridelphys clemensi
species		Animalia : Chordata : Mammalia : Pediomyidae : Aletridelphys : Aletridelphys clemensi83.5 - 70.6 Ma
Late/Upper Cretaceous
Leptalestes prokrejcii
species		Animalia : Chordata : Mammalia : Pediomyidae : Leptalestes : Leptalestes prokrejcii83.5 - 70.6 Ma
Late/Upper Cretaceous
Mesodma primaeva
species		Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae : Mesodma : Mesodma primaeva83.5 - 70.6 Ma
Late/Upper Cretaceous
Prosaurolophus maximus
species		Animalia : Chordata : Ornithischia : Hadrosauridae : Prosaurolophus : Prosaurolophus maximus83.5 - 70.6 Ma
Late/Upper Cretaceous
Lambeosaurinae
subfamily		Animalia : Chordata : Ornithischia : Hadrosauridae : Lambeosaurinae83.5 - 70.6 Ma
Late/Upper Cretaceous
Celtis aspera
species		Plantae : Tracheophyta : Magnoliopsida : Rosales : Cannabaceae : Celtis : Celtis aspera66 - 56 Ma
Paleocene
Monoclonius crassus
species		Animalia : Chordata : Ornithischia : Ceratopsidae : Monoclonius : Monoclonius crassus83.5 - 70.6 Ma
Late/Upper Cretaceous
Cercidiphyllum
genus		Plantae : Tracheophyta : Magnoliopsida : Saxifragales : Cercidiphyllaceae : Cercidiphyllum66 - 56 Ma
Paleocene
Phyllites
genus		Plantae : Tracheophyta : Magnoliopsida : Phyllites66 - 56 Ma
Paleocene
Troodon formosus
species		Animalia : Chordata : Saurischia : Avetheropoda : Troodontidae : Troodon : Troodon formosus83.5 - 70.6 Ma
Late/Upper Cretaceous
Glyptostrobus
genus		Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Glyptostrobus66 - 56 Ma
Paleocene
Metasequoia occidentalis
species		Plantae : Tracheophyta : Pinopsida : Pinales : Cupressaceae : Metasequoia : Metasequoia occidentalis66 - 56 Ma
Paleocene
Chaetoptelea microphylla
species		Plantae : Spermatophyta : Magnoliopsida : Urticales : Ulmaceae : Chaetoptelea : Chaetoptelea microphylla66 - 56 Ma
Paleocene
Juglans
genus		Plantae : Tracheophyta : Magnoliopsida : Fagales : Juglandaceae : Juglans66 - 56 Ma
Paleocene
Styracosaurus albertensis
species		Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Styracosaurus : Styracosaurus albertensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Richardoestesia isosceles
species		Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae : Richardoestesia : Richardoestesia isosceles83.5 - 70.6 Ma
Late/Upper Cretaceous
Sphaerium
genus		Animalia : Mollusca : Bivalvia : Sphaeriida : Sphaeriidae : Sphaerium83.5 - 70.6 Ma
Late/Upper Cretaceous
Unio
genus		Animalia : Mollusca : Bivalvia : Unionida : Unionidae : Unio83.5 - 70.6 Ma
Late/Upper Cretaceous
Albanerpetontidae
family		Animalia : Chordata : Amphibia : Gymnophiona : Albanerpetontidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Odaxosaurus piger
species		Animalia : Chordata : Reptilia : Squamata : Anguidae : Odaxosaurus : Odaxosaurus piger83.5 - 70.6 Ma
Late/Upper Cretaceous
Paraderma bogerti
species		Animalia : Chordata : Reptilia : Squamata : Helodermatidae : Paraderma : Paraderma bogerti83.5 - 70.6 Ma
Late/Upper Cretaceous
Scotiophryne
genus		Animalia : Chordata : Osteichthyes : Anura : Scotiophryne83.5 - 70.6 Ma
Late/Upper Cretaceous
Parasaniwa wyomingensis
species		Animalia : Chordata : Reptilia : Squamata : Varanidae : Parasaniwa : Parasaniwa wyomingensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Exostinus lancensis
species		Animalia : Chordata : Reptilia : Squamata : Xenosauridae : Exostinus : Exostinus lancensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Edmontonia longiceps
species		Animalia : Chordata : Ornithischia : Nodosauridae : Edmontonia : Edmontonia longiceps83.5 - 70.6 Ma
Late/Upper Cretaceous
Orodromeus makelai
species		Animalia : Chordata : Ornithischia : Thescelosauridae : Orodromeus : Orodromeus makelai83.5 - 70.6 Ma
Late/Upper Cretaceous
Prodesmodon copei
species		Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Prodesmodon : Prodesmodon copei83.5 - 70.6 Ma
Late/Upper Cretaceous
Neurankylus eximius
species		Animalia : Chordata : Reptilia : Testudines : Baenidae : Neurankylus : Neurankylus eximius83.5 - 70.6 Ma
Late/Upper Cretaceous
Leptochamops denticulatus
species		Animalia : Chordata : Reptilia : Squamata : Chamopsiidae : Leptochamops : Leptochamops denticulatus83.5 - 70.6 Ma
Late/Upper Cretaceous
Viviparus
genus		Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : Viviparus83.5 - 70.6 Ma
Late/Upper Cretaceous
Belonostomus longirostris
species		Animalia : Chordata : Actinopteri : Aspidorhynchidae : Belonostomus : Belonostomus longirostris83.5 - 70.6 Ma
Late/Upper Cretaceous
Stegoceras validum
species		Animalia : Chordata : Ornithischia : Pachycephalosauridae : Stegoceras : Stegoceras validum83.5 - 70.6 Ma
Late/Upper Cretaceous
Valvata
genus		Animalia : Mollusca : Gastropoda : Valvatidae : Valvata83.5 - 70.6 Ma
Late/Upper Cretaceous
Goniobasis
genus		Animalia : Mollusca : Gastropoda : Pleuroceridae : Goniobasis83.5 - 70.6 Ma
Late/Upper Cretaceous
Volviceramus involutus
species		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Volviceramus : Volviceramus involutus89.3 - 85.8 Ma
Late/Upper Cretaceous
Scaphites mariasensis
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Scaphites : Scaphites mariasensis89.3 - 85.8 Ma
Late/Upper Cretaceous
Scaphites preventricosus
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Scaphites : Scaphites preventricosus89.3 - 85.8 Ma
Late/Upper Cretaceous
Paracryptodira
unranked clade		Animalia : Chordata : Reptilia : Testudines : Paracryptodira83.5 - 70.6 Ma
Late/Upper Cretaceous
Volviceramus exogyroides
species		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Volviceramus : Volviceramus exogyroides89.3 - 85.8 Ma
Late/Upper Cretaceous
Lioplacodes
genus		Animalia : Mollusca : Gastropoda : Architaenioglossa : Viviparidae : Lioplacodes83.5 - 70.6 Ma
Late/Upper Cretaceous
Hensonbatrachus kermiti
species		Animalia : Chordata : Osteichthyes : Anura : Hensonbatrachus : Hensonbatrachus kermiti83.5 - 70.6 Ma
Late/Upper Cretaceous
Quercus sullyi
species		Plantae : Tracheophyta : Magnoliopsida : Fagales : Fagaceae : Quercus : Quercus sullyi66 - 56 Ma
Paleocene
Cremnoceramus deformis erectus
subspecies		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Cremnoceramus : Cremnoceramus deformis erectus89.3 - 85.8 Ma
Late/Upper Cretaceous
Cremnoceramus deformis
species		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Cremnoceramus : Cremnoceramus deformis89.3 - 85.8 Ma
Late/Upper Cretaceous
Fossil LocalitiesClick to show 11 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Chouteau_County,_Montana
Wikidata ID:Q193230
GeoNames ID:5644870

Localities in this Region

USA
USA

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

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