| Deposit ID | 10019223 |
|---|---|
| MRDS ID | DC09076 |
| Record type | Site |
| Current site name | Charter Oak Mine |
| Geographic coordinates: | -112.95783, 45.16796 (WGS84) |
|---|---|
| Elevation | 2118 |
| Relative position | 2 AIR MILES NE OF BANNACK |
Political divisions (FIPS codes)
Beaverhead(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Bannack(quadrangle 1:24,000 scale)
Dillon(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Beaverhead(hydrologic unit)
Missouri Headwaters(hydrologic accounting unit)
Missouri Headwaters(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management MT)
Bureau of Land Management MT BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Montana | Beaverhead |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 008S | 011W | 04 | SE OF NW | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Copper | Primary |
| Gold | Primary |
| Zinc Critical | Primary |
| Materials | Type of material |
|---|---|
| Calcite | Gangue |
| Quartz | Gangue |
| Result | CHIP SAMPLE FROM STOPE ASSAYED 2.0% PB, 8.0% ZN, 0.32% CU, 11.4 OZ AG/TON, AND 0.020 OZ AU/TON |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Madison |
| Rock description | Madison |
| (1) | -112.95783, 45.16796 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Thrust Fault Trends North And Dips West From 61 To 24 W. Limestone Is Thrust Over Andesite |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1865 |
| Year of first production | 1865 |
| District name | Blue Wing District |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | L. B. Wilkinson |
| Home office | Burley, Id. |
| First year | 1964 |
| Type of workings | Surface/Underground |
|---|---|
| Length | 182.88M |
| Overall depth | 60.96M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC09076 |
MBMG BULL 6, P. 38.
MBMG MEM 20, P. 3
MBMG BULL 46, P. 3
BERGER, B.R., AND OTHERS, 1979, GEOCHEM. RECON. OF MINING DISTRICTS IN SO. PIONEER MTNS., MT: U.S.G.S. OPEN-FILE REPORT 79-1426
GEACH, R.D., 1972, MINES AND MINERAL DEPOSITS, BEAVERHEAD CO., MT: MT. BUREAU OF MINES AND GEOL. BULL. 85.
MBMG BULL 85.
1931 COMPILE M.B.M.G. BULL. 6
1965 GEOLMAP LOWELL, W.R., U.S.G.S. M.I. MAP I-433
1972 COMPILE M.B.M.G. BULL. 85
1979 RECON BERGER, B.R., U.S.G.S. OPEN-FILE 79-1426
M.B.M.G. BULL. 85.
| Subject category | Comment text |
|---|---|
| Deposit | Discovery Year: 1860'S |
| Deposit | MARBELIZED ZONE TRENDS N-S. BODIES ARE LOCALIZED NEAR OR ALONG THE NORTH-TRENDING THRUST FAULT. |
| Deposit | SOME DEVELOPMENT WORK DONE IN LATE 1950'S ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-JUL-1980 | Loen, Jeffrey S. (Pearson, Robert C.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.