| Deposit ID | 10014201 |
|---|---|
| MRDS ID | D010870 |
| Record type | Site |
| Current site name | Unnamed Prospect |
| Geographic coordinates: | -107.80564, 37.61668 (WGS84) |
|---|---|
| Elevation | 2713 |
| Location accuracy | 100(meters) |
| Relative position | 15 MILES S 30 W FROM SILVERTON |
Political divisions (FIPS codes)
La Plata(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Electra Lake(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 | 009W | 25 | NW OF SE | Colorado |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Copper | Secondary |
| Materials | Type of material |
|---|---|
| Pyrite | Ore |
| Limonite | Gangue |
| Quartz | Gangue |
| Result | DUMP SAMPLE OF LIMONITE-STAINED QUARTZ-PYRITE CONTAINED 8.8 OZ/TON AG AND 0.03% 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 > Monzonite | ||||||
| |||||||
| Host or associated | Associated | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Gabbro | ||||||||||||||
| Rock unit name | Electra Lake Gabbro;Monzonite Porphyry | ||||||||||||||
| Rock description | Electra Lake Gabbro;Monzonite Porphyry | ||||||||||||||
| |||||||||||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| Rock unit name | Twilight Gneiss |
| Rock description | Twilight Gneiss |
| (1) | -107.80564, 37.61668 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Uplift |
| Type of structure | Local |
| Structure description | Needle Mtns Uplift |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| 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 | D010870 |
SCOTT, D.C., 1983, MINERAL INVESTIGATION OF THE WEST NEEDLE WILDERNESS STUDY AREA AND THE BLM WEST NEEDLE CONTIGUOUS WILDERNESS STUDY AREA,LA PLATA AND SAN JUAN COUNTIES, COLORADO: USBM MLA 35-83, P. 18.
CROSS, WHITMAN, AND HOLE, A.D., 1910, DESCRIPTION OF THE ENGINEER MOUNTAIN QUADRANGLE: USGS FOLIO 171.
| Subject category | Comment text |
|---|---|
| Deposit | PROBABLE QUARTZ VEIN CUTTING GENERALLY NE-TRENDING FOLIATION OF METASEDIMENTARY ROCKS |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-83 | 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.