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Dexter Mine, Argenta Mining District, Beaverhead County, Montana, USAi
| Regional Level Types | |
|---|---|
| Dexter Mine | Mine |
| Argenta Mining District | Mining District |
| Beaverhead County | County |
| Montana | State |
| USA | Country |
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Latitude & Longitude (WGS84):
45° 18' 56'' North , 112° 51' 50'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Dillon | 4,210 (2017) | 20.9km |
REF:Deposit:: MBMG BULL 6, P. 74.
Deposit:: MBMG BULL 85, P. 47.
Deposit:: USGS OFR 79-1426, P. 22.
Deposit:: MEYERS, W.B., 1952, GEOL. MAP OF NW 1/4 OF WILLIS QUAD., BEAVERHEAD CO., MT: U.S.G.S. OPEN FILE REPORT.
Deposit:: 1931 RECON M.B.M.G. BULL. 6, P74
Commodities (Major) - Lead, Silver
Development Status: Past Producer
Host Rock Unit: Phosphoria, Lcret-Tert Quartz Monzonite
Structure: Breccia Zone, Faults, Quartz Monzonite Stock
Host Rock: Shale
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
3 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:
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Galena Formula: PbS |
| ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ 'Tetrahedrite Subgroup' Formula: Cu6(Cu4C2+2)Sb4S12S |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Galena | 2.CD.10 | PbS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | 'Tetrahedrite Subgroup' | 2.GB.05 | Cu6(Cu4C2+2)Sb4S12S |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| Unclassified | |||
| ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
List of minerals for each chemical element
| C | Carbon | |
|---|---|---|
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Garnet Group | X3Z2(SiO4)3 |
| Si | Silicon | |
| Si | ⓘ Garnet Group | X3Z2(SiO4)3 |
| S | Sulfur | |
| S | ⓘ Galena | PbS |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| Ca | Calcium | |
| Ca | ⓘ Calcite | CaCO3 |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
| Cu | Copper | |
| Cu | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| Sb | Antimony | |
| Sb | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| Pb | Lead | |
| Pb | ⓘ Galena | PbS |
Other Databases
| Link to USGS MRDS: | 10019847 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Falls DomainDomain
- Northern Rocky MountainsWide Rift
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