| Deposit ID | 10014198 |
|---|---|
| MRDS ID | D010865 |
| Record type | Site |
| Current site name | Bitteroot Mine |
| Geographic coordinates: | -107.74564, 37.61362 (WGS84) |
|---|---|
| Elevation | 2438 |
| Relative position | 13.9 MILES S 17 FROM SILVERTON |
Political divisions (FIPS codes)
La Plata(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Mountain View Crest(quadrangle 1:24,000 scale)
Silverton(quadrangle 1:100,000 scale)
Durango(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Animas(hydrologic unit)
Upper San Juan(hydrologic accounting unit)
San Juan(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
San Juan National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | La Plata |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 039N | 008W | 28 | SE | Colorado |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Copper | Secondary |
| Materials | Type of material |
|---|---|
| Pyrite | Ore |
| Calcite | Gangue |
| Limonite | Gangue |
| Quartz | Gangue |
| Result | CHIP SAMPLES OF LIMONITE-STAINED GOUGE AND PYRITE FROM FAULT CONTAINED 0.01 TO 0.2% CU |
|---|
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Associated | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||||||||||
| |||||||||||||
| Host or associated | Associated | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite | ||||||||||||
| |||||||||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| Rock unit name | Twilight Gneiss |
| Rock description | Twilight Gneiss |
| (1) | -107.74564, 37.61362 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Uplift |
| Type of structure | Local |
| Structure description | Needle Mtns Uplift |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of last production | 1925 |
| District name | Cascade District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | San Juan N. F. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010865 |
SCOTT, D.C., 1983, MINERAL INVESTIGATION OF THE WEST NEEDLE WILDERNESS SUTDY AREA AND THE BLM WEST NEEDLE CONTIGUOUS WILDERNESS STUDY AREA, LA PLATA AND SAN JUAN COUNTIES, COLORADO: USBM MLA 35-83, P. 6-7, 36-39.
CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO; USGS FOLIO 131.
| Subject category | Comment text |
|---|---|
| Deposit | MINE DEVELOPED ON QUARTZ-PYRITE-CALCITE VEINS WITHIN FAULT ZONE CUTTING NE-TRENDING FOLIATION OF TWILIGHT GNEISS. IN TUNNEL, FAULT TRENDS N 40 TO 45 W, 67-68 NE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1983 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.