| Deposit ID | 10108516 |
|---|---|
| MRDS ID | DC11443 |
| Record type | Site |
| Current site name | Free Speech Mine |
| Alternate or previous names | Free Speech No. 1 Mine |
| Geographic coordinates: | -112.24256, 46.47407 (WGS84) |
|---|---|
| Relative position | 2.1 KM NW OF RED MOUNTAIN. |
Political divisions (FIPS codes)
Lewis and Clark(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Chessman Reservoir(quadrangle 1:24,000 scale)
Butte North(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Missouri(hydrologic unit)
Upper Missouri(hydrologic accounting unit)
Missouri-Marias(hydrologic subregion)
Missouri(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 | Lewis and Clark |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 008N | 005W | 04 | Montana |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Silver | Primary |
| Gold | Secondary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Gold | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||||
| Rock unit name | Butte Quartz Monzonite (Boulder Batholith) | ||||||
| Rock description | Butte Quartz Monzonite (Boulder Batholith) | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite |
| (1) | -112.24256, 46.47407 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Boulder Batholith |
| Type of structure | Local |
| Structure description | Red Mountain Fault |
| General form | PINCH AND SWELL |
|---|---|
| Strike | N 83 E |
| Dip | 77 S |
| Width | 1.83M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Rimini District |
|---|
| Ownership category | National Forest |
|---|
| Type | Operator |
|---|---|
| Owner | Thompson, T. L. |
| Home office | Box 1435, Anaconda, Mt. 59711 |
| Type | Owner |
|---|---|
| Owner | Red Mountain Consolidated Mining Co. |
| Home office | St. Paul, Mn. 55100 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC11443 |
USGS PP 428, P. 56.
MBMG BULL 82, P. 13.
| Subject category | Comment text |
|---|---|
| Deposit | THE ORE IS MOSTLY GALENA CONTAINING AU AND AG IN A GANGUE OF COARSE MILKY QUARTZ, ALTERED WALLROCK AND SOME FINE-GRAINED QUARTZ AND CHALCEDONEY. |
| Deposit | RED MOUNTAIN TUNNEL INTERSECTS THE FREE SPEECH VEIN 2260 FROM ITS PORTAL. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-OCT-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.