| Deposit ID | 10013237 |
|---|---|
| MRDS ID | D009424 |
| Record type | Site |
| Current site name | Aspen Mining and Drainage Tunnel |
| Alternate or previous names | A. M. & D. Tunnel, Copperopolis, Claims: Aspen Mountain Tunnel Lode No. 1, Copperopolis |
| Geographic coordinates: | -106.82756, 39.18832 (WGS84) |
|---|---|
| Elevation | 2469 |
| Location accuracy | 500(meters) |
| Relative position | 0.4 MILES S 90 W FROM ASPEN |
Political divisions (FIPS codes)
Pitkin(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Aspen(quadrangle 1:24,000 scale)
Leadville(quadrangle 1:100,000 scale)
Leadville(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Roaring Fork(hydrologic unit)
Colorado Headwaters(hydrologic accounting unit)
Colorado Headwaters(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
White River National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | Pitkin |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 010S | 085W | 13 | NW OF NE | Colorado |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Materials | Type of material |
|---|---|
| Sphalerite | Ore |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite | ||||||
| Rock unit name | Aplite Porphyry | ||||||
| Rock description | Aplite Porphyry | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Belden Formation;Maroon Formation |
| Rock description | Belden Formation;Maroon Formation |
| (1) | -106.82756, 39.18832 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Sawatch Uplift, Central Colorado Trough, Piceance Basin, White River Uplift, Elk Uplift |
| Type of structure | Local |
| Structure description | Pride Fault, Aspen Mountain Syncline |
| General form | IRREGULAR |
|---|---|
| Thickness | 3.05M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Aspen (Roaring Fork) District |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | John Peterson And Associates |
| Home office | Aspen, Co. |
| First year | 1919 |
| Type | Owner |
|---|---|
| Owner | G. W. Thatcher |
| Home office | Aspen, Co. |
| First year | 1919 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D009424 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0080970055 |
SPURR, J.E., 1898, GEOLOGY OF THE ASPEN DISTRICT, COLORADO: USGS MON. 31, P. 166
BRYANT, BRUCE, 1971, GEOLOGIC MAP OF THE ASPEN QUADRANGLE, PITKIN COUNTY, COLORADO: USGS MAP GQ-933.
BRYANT, BRUCE, 1972, MAP SHOWING MINES, PROSPECTS, AND AREAS OF SIGNIFICANT SILVER, LEAD, AND ZINC PRODUCTION IN THE ASPEN QUADRANGLE, PITKIN COUNTY, COLORADO: USGS MAP I-785-D
BLM MINERAL SURVEYS MS 10035, 1759
| Subject category | Comment text |
|---|---|
| Deposit | TUNNEL INTERSECTED NORTH-SOUTH-TRENDING FAULT CLOSE TO AND EAST OF PRIDE FAULT. FOOTWALL CONTAINED PORPHYRY; HANGING WALL CONSISTS OF BRECCIATED SHALE, LIMESTONE, AND PORPHYRY. SULFIDES OCCUR IN IRREGULAR MASSES IN SPACES BETWEEN LIMESTONE FRAGMENTS IN FAULT ZONE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-SEP-1982 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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