| Deposit ID | 10019741 |
|---|---|
| MRDS ID | DC11341 |
| Record type | Site |
| Current site name | Emma Mine |
| Geographic coordinates: | -112.51699, 45.59823 (WGS84) |
|---|---|
| Elevation | 1859 |
| Relative position | 7 AIR MILES NE OF MCCARTNEY'S MTN. |
Political divisions (FIPS codes)
Madison(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Nez Perce Hollow(quadrangle 1:24,000 scale)
Butte South(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Big Hole(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 | Madison |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 003S | 007W | 06 | SE OF SW | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Gold | Primary |
| Copper | Secondary |
| Zinc Critical | Secondary |
| Arsenic Critical | Secondary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Silver | Ore |
| Sphalerite | Ore |
| Limonite | Gangue |
| Quartz | Gangue |
| Result | HIGH-GRADE SULPHIDE ORE ASSAYED 51.80% PB, 38.20 OZ. AG/TON, AND 0.10 OZ. AU/TON. |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist |
| Rock unit name | Pre Belt |
| Rock description | Pre Belt |
| (1) | -112.51699, 45.59823 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Boulder Batholith |
| Type of structure | Local |
| Structure description | Fissures, Pegmatite, Andesite And Dolerite Dikes. |
| Strike | N 36 E |
|---|---|
| Dip | 70 NW |
| Length | 914.4M |
| Width | 2.13M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1901 |
| District name | Rochester District |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Camilia Gage |
| Home office | Twin Bridges |
| First year | 1950 |
| Type of workings | Underground |
|---|---|
| Overall depth | 121.92M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC11341 |
REYNER, M.L., 1950, DIRECTORY OF MINING PROPERTIES, 1949: MT. BUREAU OF MINES AND GEOL., MEMOIR 31, P. 64.
YOUNG, F., CROWLEY, F.A., AND SAHINEN, U.M., 1962, MARKETING PROBLEMS-LEAD AND ZINC MINING: MONT. BUREAU OF MINES AND GEOL., BULLETIN 30, P. 29.
MBMG MEM 19, P. 42.
CONSV. DIV. COMP. DATE, 03-31-1962
1950 GEOLMAP MBMG MEMOIR 1
MONTANA DEPARTMENT OF STATE LANDS. ABANDONED HARDROCK MINES PRIORITY SITES, SUMMARY REPORT, MARCH 1994, P. 5-164. [copied from deleted record 10124769]
| Subject category | Comment text |
|---|---|
| Deposit | EMMA VEIN IS FROM 3 TO 7 FEET WIDE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-JUN-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.