| Deposit ID | 10069751 |
|---|---|
| MRDS ID | W007422 |
| Record type | Site |
| Current site name | Gold Coin Mine |
| Related records | 10220714 |
| Geographic coordinates: | -113.24563, 46.17461 (WGS84) |
|---|---|
| Elevation | 1987 |
| Relative position | 0.1 MI SOUTHWEST OF DALY LAKE; 1.6 MI SOUTH OF GEORGETOWN |
Political divisions (FIPS codes)
Deer Lodge(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Silver Lake(quadrangle 1:24,000 scale)
Philipsburg(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
Beaverhead-Deerlodge National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Deer Lodge |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 005N | 013W | 20,21 | NE4 (20) | Montana |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Secondary |
| Platinum Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Gold | Ore |
| Malachite | Ore |
| Platinum | Ore |
| Pyrite | Ore |
| Pyrrhotite | Ore |
| Silver | Ore |
| Limonite | Gangue |
| Quartz | Gangue |
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone | ||||
| Rock unit name | Hasmark Formation | ||||
| Rock description | Hasmark Formation | ||||
| |||||
| (1) | -113.24563, 46.17461 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Philipsburg Batholith |
| Type of structure | Local |
| Structure description | Cable Stock, Faults |
| General form | VEIN |
|---|---|
| Strike | 65-70NE |
| Dip | N50W |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1898 |
| Production years | TO 1912, 1930-1940 |
| District name | Gold Coin (Daly Gulch) District |
|---|
| Ownership category | National Forest |
|---|
| Type | Owner |
|---|---|
| Owner | Gold Coin Mining And Milling Co. |
| First year | 1972 |
| Type of workings | Surface/Underground |
|---|---|
| Length | 762M |
| Overall depth | 0M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W007422 |
EARLL, F.N., 1972, MINES AND MINERAL DEPOSITS OF THE SOUTHERN FLINT CREEK RANGE, MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY BULLETIN 84, P. 21-23.
EMMONS, W.H., AND CALKINS, F.C., 1913, GEOLOGY AND ORE DEPOSITS OF THE PHILIPSBURG QUADRANGLE , MONTANA: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 78, P. 153, 234-235.
U.S. GEOLOGICAL SURVEY-U.S. BUREAU OF MINES, MINERAL YEARBOOKS, 1905-1962.
EARLL. USGS-USBM MINERAL YEARBOOKS, 1905-1962.
| Subject category | Comment text |
|---|---|
| Deposit | VEIN IS IN A SHEAR ZONE AND CROPS OUT ON SURFACE. IT CUTS ACROSS BEDDING OF HOST ROCK. EAST OF VEIN ARE TWO FAULTS TRENDING NORTH-NORTHEAST WITH THE DOWNTHROW ON THE EAST SIDE. GRANITE CROPS OUT 0.5 MI NORTHEAST OF DEPOSIT. SECONDARY ENRICHED ORE IS IMPORTANT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1975 | Mlynarczyk, Meg S. | U.S. Geological Survey | |
| Updater | 01-NOV-1980 | Wise, Kristine K. (Elliott, James E.) | U.S. Geological Survey | |
| Updater | 01-AUG-1991 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.