| Deposit ID | 10071369 |
|---|---|
| MRDS ID | W014711 |
| Record type | Site |
| Current site name | Charter Oak Mine |
| Related records | 10245795 |
| Geographic coordinates: | -112.41728, 46.49018 (WGS84) |
|---|---|
| Elevation | 1719 |
| Relative position | 1.4 KM NW OF NEGRO MT. |
Political divisions (FIPS codes)
Powell(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Bison Mountain(quadrangle 1:24,000 scale)
Butte North(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Clark Fork(hydrologic unit)
Pend Oreille(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Helena-Lewis and Clark National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Powell |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 009N | 007W | 36 | NW OF SE | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Copper | Secondary |
| Gold | Secondary |
| Antimony Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Boulangerite | Ore |
| Gold | Ore |
| Plumbojarosite | Ore |
| Sphalerite | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Result | 10 OZ/TON AG, 0.01OZ/TON AU, 10% PB ZN |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||||||
| Rock unit name | Elkhorn Mountain Volcanics | ||||||
| Rock description | Elkhorn Mountain Volcanics | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| (1) | -112.41728, 46.49018 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Boulder Batholith |
| Strike | N 60 E |
|---|---|
| Dip | ABOUT VERTICAL |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1916 |
| District name | Elliston District |
|---|
| Ownership category | National Forest |
|---|
| Type | Operator |
|---|---|
| Owner | Charter Oak Mining Co, J. T. Bonner |
| Home office | Box 566, Elliston, Montana 59728 |
| Type | Owner |
|---|---|
| Owner | J. T. Bonner, |
| Home office | Box 566, Elliston, Montana 59728 |
| Year | 1946 | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Period | 1916-1946 | ||||||||||||||||||||||||||||
| Material | ORE | ||||||||||||||||||||||||||||
| Accuracy | Accurate | ||||||||||||||||||||||||||||
| Description | Cp_Grade: ^50% Ag, 45% Au, 5% Pb | ||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W014711 |
USGS BULL 842, P. 268.
MBMG BULL 98 P. 11, 48.
MBMG BULL 30, P. 33.
USGS BULL 1151, PL. 1.
MBMG BULL 49, P. 32.
MBMG BULL 98, P. 48
| Subject category | Comment text |
|---|---|
| Deposit | 2 VEINS, BACK VEIN IS SAID TO CARRY LEAD-ZINC ORE. THE FRONT VEIN SHOWED THAT THE PYRITE AND GALENA WERE DEPOSITED FIRST AND WERE FOLLOWED BY BOULANGERITE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1976 | Mlynarczyk, Meg S. | U.S. Geological Survey | |
| Updater | 01-APR-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.