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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Republic Mines (Irma; Greely; Blackrock; Houston; Republic; Houston; Snowslide), New World Mining District (Cooke Mining District), Park County, Montana, USAi
Regional Level Types
Republic Mines (Irma; Greely; Blackrock; Houston; Republic; Houston; Snowslide)Group of Mines
New World Mining District (Cooke Mining District)Mining District
Park CountyCounty
MontanaState
USACountry

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Latitude & Longitude (WGS84):
45° North , 109° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~13km
GRN:
N31W56
Type:
Group of Mines
Köppen climate type:
Dfc : Subarctic climate
Mindat Locality ID:
68424
Long-form identifier:
mindat:1:2:68424:9
GUID (UUID V4):
0


USGS PP610
USBM IC 7546, USGS Bull. 811-A

Located south of Cooke City, the Irma-Republic explored replacement ore bodies in limestone. The property was one of the first located in the district and saw activity from the 1880's-1960's with minor exploration taking place in the last few years.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


10 valid minerals.

Detailed Mineral List:

ⓘ Acanthite
Formula: Ag2S
References:
Chris Tucker
ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
References:
Chris Tucker
ⓘ Calcite
Formula: CaCO3
References:
Chris Tucker
ⓘ Galena
Formula: PbS
References:
Chris Tucker
ⓘ Native Silver
Formula: Ag
References:
Chris Tucker
ⓘ Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
References:
Chris Tucker
ⓘ Proustite
Formula: Ag3AsS3
References:
Chris Tucker
ⓘ Pyrite
Formula: FeS2
References:
Chris Tucker
ⓘ Quartz
Formula: SiO2
References:
Chris Tucker
ⓘ Sphalerite
Formula: ZnS
References:
Chris Tucker

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘAcanthite2.BA.35Ag2S
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘProustite2.GA.05Ag3AsS3
ⓘPolybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2

List of minerals for each chemical element

CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ CalciteCaCO3
Oⓘ QuartzSiO2
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ GalenaPbS
Sⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sⓘ ProustiteAg3AsS3
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ CalciteCaCO3
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ PyriteFeS2
CuCopper
Cuⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ProustiteAg3AsS3
AgSilver
Agⓘ AcanthiteAg2S
Agⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Agⓘ ProustiteAg3AsS3
Agⓘ Native SilverAg
SbAntimony
Sbⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
PbLead
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic 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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