| Deposit ID | 10102020 |
|---|---|
| MRDS ID | DC11199 |
| Record type | Site |
| Current site name | Triangle and Grass Widow Mines |
| Alternate or previous names | Morning Mine |
| Geographic coordinates: | -113.66844, 46.79045 (WGS84) |
|---|---|
| Relative position | 2.5 MI ENE OF CLINTON, .75 MI NW OF HIDDEN TREASURE |
Political divisions (FIPS codes)
Missoula(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Clinton(quadrangle 1:24,000 scale)
Missoula East(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)
| Country | State | County |
|---|---|---|
| United States | Montana | Missoula |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 012N;012N | 017W;016W | 13,24;18 | Montana |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Secondary |
| Gold | Secondary |
| Materials | Type of material |
|---|---|
| Ankerite | Ore |
| Chalcopyrite | Ore |
| Gold | Ore |
| Specularite | Ore |
| Calcite | Gangue |
| Quartz | Gangue |
| Result | 3.5-6.75% CU, 7-13OZ/TON AG, $1.50-2.50/TON AU |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| Rock unit name | Clinton Stock | ||||||
| Rock description | Clinton Stock | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| (1) | -113.66844, 46.79045 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Bearmouth Overthrust |
| Type of structure | Local |
| Structure description | Clinton Stock |
| Dip | 75NW |
|---|---|
| Width | 3.05M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Clinton District |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC11199 |
USGS BULL 660 P. 228-9.
MBMG BULL 8, P. 36-37.
| Subject category | Comment text |
|---|---|
| Deposit | A COMPOSITE VEIN OR ZONE OF PARALLEL FRACTURES. MOST OF THE FRACTURES CONTAIN ORE SEAMS THAT ARE GENERALLY LESS THAN AN INCH IN WIDTH. THE INTERVENING GRANODIORITE IS MODERATELY CRUSHED AND EXTENSIVELY BLEACHED AND SERICITIZED. |
| Deposit | 540 FT ADIT. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | 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.