| Deposit ID | 10015855 |
|---|---|
| MRDS ID | DB02116 |
| Record type | Site |
| Current site name | Silver Coin Mine |
| Geographic coordinates: | -112.14394, 46.61323 (WGS84) |
|---|---|
| Relative position | 1 MILE WEST OF FORT HARRISON |
Political divisions (FIPS codes)
Lewis and Clark(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Black Mountain(quadrangle 1:24,000 scale)
Elliston(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Missouri(hydrologic unit)
Upper Missouri(hydrologic accounting unit)
Missouri-Marias(hydrologic subregion)
Missouri(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Montana | Lewis and Clark |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 010N | 004W | 20 | NW OF NW | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Secondary |
| Gold | Secondary |
| Copper | Secondary |
| Zinc Critical | Secondary |
| Arsenic Critical | Tertiary |
| Antimony Critical | Tertiary |
| Vanadium Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Argentite | Ore |
| Cerargyrite | Ore |
| Cuprodescloizite | Ore |
| Gold | Ore |
| Stibiconite | Ore |
| Calcite | Gangue |
| Nontronite | Gangue |
| Quartz | Gangue |
| Result | ASSAY SAMPLES REPORTEDLY RUN AS HIGH AS 1,000 OZ/TON AG |
|---|
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||||||
| Rock unit name | Butte Quartz Monzonite (Boulder Batholith) | ||||||||
| Rock description | Butte Quartz Monzonite (Boulder Batholith) | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Helena Limestone |
| Rock description | Helena Limestone |
| (1) | -112.14394, 46.61323 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Boulder Batholith |
| General form | ORE BODIES IRREGULAR AND INDEFINITELY BOUNDED |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of last production | 1958 |
| District name | Blue Cloud District |
|---|
| Type | Operator |
|---|---|
| Owner | Louis Peura |
| Home office | 1124 6th Ave., Helena, Mt. |
| Type | Owner |
|---|---|
| Owner | Owen Byrnes And Others |
| Type of workings | Underground |
|---|---|
| Length | 121.92M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DB02116 |
USGS BULL 842, P. 58, 40.
MBMG BULL 10, P. 35
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1980 | Elliott, James E. | U.S. Geological Survey | |
| Updater | 01-NOV-1981 | Wise, Kristine K. (Elliott, James E.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.