Third Term Mine (Fourth Term Mine), Ontario Mining District (Elliston Mining District), Powell County, Montana, USAi
Regional Level Types | |
---|---|
Third Term Mine (Fourth Term Mine) | Mine |
Ontario Mining District (Elliston Mining District) | Mining District |
Powell County | County |
Montana | State |
USA | Country |
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
46° 30' 10'' North , 112° 21' 8'' West
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Elliston | 219 (2011) | 8.9km |
Helena West Side | 1,637 (2011) | 21.1km |
Avon | 111 (2011) | 21.8km |
Helena | 30,581 (2017) | 26.1km |
Basin | 212 (2011) | 26.6km |
Mindat Locality ID:
165110
Long-form identifier:
mindat:1:2:165110:5
GUID (UUID V4):
ea36e330-4a0d-42b3-a4fe-8b5cddec7ecb
REF:Deposit:: MBMG BULL 30, P. 33.
Deposit:: MBMG BULL 115, P. 14.
Deposit:: MBMG BULL-98, P. 15, 16, 51.
Production:: MBMG BULL 98, P. 51.
Deposit:: JOHNS,1952,UNPUB BS THESIS,MSM
Deposit:: YOUNG,ETAL,1962,MBMG BULL.30,P.33
Deposit:: MBM & G BULL 100, 1976, P.21
Commodities (Major) - Silver, Copper, Lead, Zinc; (Minor) - Gold; (Trace) - Arsenic, Nickel, Antimony
Development Status: Past Producer
Structure: Boulder Batholith
Host Rock: Andesite
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
11 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
β Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 |
β Calcite Formula: CaCO3 |
β Chalcopyrite Formula: CuFeS2 |
β Covellite Formula: CuS |
β Galena Formula: PbS |
β Gold Formula: Au |
β 'Limonite' |
β Millerite Formula: NiS |
β Polybasite Formula: [Ag6Sb2S7][Ag9CuS4] |
β Pyrite Formula: FeS2 |
β Quartz Formula: SiO2 |
β Sphalerite Formula: ZnS |
β 'Tetrahedrite Subgroup' Formula: Cu6(Cu4C2+2)Sb4S12S |
β 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
β | Gold | 1.AA.05 | Au |
Group 2 - Sulphides and Sulfosalts | |||
β | Covellite | 2.CA.05a | CuS |
β | Sphalerite | 2.CB.05a | ZnS |
β | Chalcopyrite | 2.CB.10a | CuFeS2 |
β | Millerite | 2.CC.20 | NiS |
β | Galena | 2.CD.10 | PbS |
β | Pyrite | 2.EB.05a | FeS2 |
β | 'Tetrahedrite Subgroup' | 2.GB.05 | Cu6(Cu4C2+2)Sb4S12S |
β | Polybasite | 2.GB.15 | [Ag6Sb2S7][Ag9CuS4] |
Group 4 - Oxides and Hydroxides | |||
β | Quartz | 4.DA.05 | SiO2 |
Group 5 - Nitrates and Carbonates | |||
β | Calcite | 5.AB.05 | CaCO3 |
β | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
Unclassified | |||
β | 'Limonite' | - | |
β | 'Tourmaline' | - | AD3G6 (T6O18)(BO3)3X3Z |
List of minerals for each chemical element
B | Boron | |
---|---|---|
B | β Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
C | Carbon | |
C | β Ankerite | Ca(Fe2+,Mg)(CO3)2 |
C | β Calcite | CaCO3 |
O | Oxygen | |
O | β Ankerite | Ca(Fe2+,Mg)(CO3)2 |
O | β Calcite | CaCO3 |
O | β Quartz | SiO2 |
O | β Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
Mg | Magnesium | |
Mg | β Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Si | Silicon | |
Si | β Quartz | SiO2 |
S | Sulfur | |
S | β Chalcopyrite | CuFeS2 |
S | β Covellite | CuS |
S | β Galena | PbS |
S | β Millerite | NiS |
S | β Polybasite | [Ag6Sb2S7][Ag9CuS4] |
S | β Pyrite | FeS2 |
S | β Sphalerite | ZnS |
S | β Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Ca | Calcium | |
Ca | β Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Ca | β Calcite | CaCO3 |
Fe | Iron | |
Fe | β Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Fe | β Chalcopyrite | CuFeS2 |
Fe | β Pyrite | FeS2 |
Ni | Nickel | |
Ni | β Millerite | NiS |
Cu | Copper | |
Cu | β Chalcopyrite | CuFeS2 |
Cu | β Covellite | CuS |
Cu | β Polybasite | [Ag6Sb2S7][Ag9CuS4] |
Cu | β Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Zn | Zinc | |
Zn | β Sphalerite | ZnS |
Ag | Silver | |
Ag | β Polybasite | [Ag6Sb2S7][Ag9CuS4] |
Sb | Antimony | |
Sb | β Polybasite | [Ag6Sb2S7][Ag9CuS4] |
Sb | β Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Au | Gold | |
Au | β Gold | Au |
Pb | Lead | |
Pb | β Galena | PbS |
Other Databases
Link to USGS MRDS: | 10019320 |
---|
Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Falls DomainDomain
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.