| Deposit ID | 10087862 |
|---|---|
| MRDS ID | D010342 |
| Record type | Site |
| Current site name | Mill Gulch Mine |
| Geographic coordinates: | -105.56308, 38.70722 (WGS84) |
|---|---|
| Elevation | 2682 |
| Relative position | 1.4 MILES S 35 W OF GUFFEY |
Political divisions (FIPS codes)
Park(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Thirtyone Mile Mountain(quadrangle 1:24,000 scale)
Pikes Peak(quadrangle 1:100,000 scale)
Pueblo(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Arkansas Headwaters(hydrologic unit)
Upper Arkansas(hydrologic accounting unit)
Upper Arkansas(hydrologic subregion)
Arkansas-White-Red(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Colorado | Park |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 015S | 073W | 33 | E2 OF NW | Colorado |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Secondary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Silver | Ore |
| Actinolite | Gangue |
| Anthophyllite | Gangue |
| Chlorite | Gangue |
| Clinozoisite | Gangue |
| Epidote | Gangue |
| Garnet | Gangue |
| Magnetite | Gangue |
| Quartz | Gangue |
| Sphene | Gangue |
| Result | SHIPPED ORE REPORTEDLY CONTAINED 3-50 OZ/TON AG |
|---|
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||||||
| |||||||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate) |
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| Rock unit name | Boulder Creek Granite, Quartz Monzonite;Rhyolitic And Andesitic Tuff And Tuff Breccia |
| Rock description | Boulder Creek Granite, Quartz Monzonite;Rhyolitic And Andesitic Tuff And Tuff Breccia |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| Rock unit name | Biotite Gneiss, Migmatitic Gneiss |
| Rock description | Biotite Gneiss, Migmatitic Gneiss |
| (1) | -105.56308, 38.70722 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Thirtyone Mile Mountain Volcanic Center, Thirtynine Mile Volcanic Field, Front Range |
| Type of structure | Local |
| Structure description | Currant Creek Fault And Related Nw-Trending Faults |
| General form | LENSOID, TABULAR, POD-LIKE |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Guffey District |
|---|
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010342 |
BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT, GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 19-26
EPIS, R.C., WOBUS, R.A. AND SCOTT, G.R., 1979, GEOLOGIC MAP OF THE BLACK MOUNTAIN QUADRANGLE, FREMONT AND PARK COUNTIES, COLORADO: USGS MAP I-1195, 1:62,500.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1983 | Collins, Donna B. | 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.