| Deposit ID | 10013538 |
|---|---|
| MRDS ID | D009892 |
| Record type | Site |
| Current site name | Pine Ridge Pegmatite |
| Geographic coordinates: | -105.6728, 38.48751 (WGS84) |
|---|---|
| Elevation | 2682 |
| Relative position | 6.9 MILES N 04 W OF COTOPAXI |
Political divisions (FIPS codes)
Fremont(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Arkansas Mountain(quadrangle 1:24,000 scale)
Canon City(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 | Fremont |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 049N | 012E | 20 | Colorado |
| Commodity | Importance |
|---|---|
| Feldspar | Primary |
| REE Critical | Secondary |
| Materials | Type of material |
|---|---|
| Fluorite | Ore |
| Gadolinite | Ore |
| Microcline | Ore |
| Biotite | Gangue |
| Plagioclase | Gangue |
| Quartz | Gangue |
| Sericite | Gangue |
| Model code | 32 |
|---|---|
| USGS model code | 13 |
| Deposit model name | Pegmatites |
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||||
| Rock unit name | Granodiorite | ||||||||
| Rock description | Granodiorite | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| Rock unit name | Migmatitic Gneiss |
| Rock description | Migmatitic Gneiss |
| (1) | -105.6728, 38.48751 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Northern Wet Mountains, Thirtynine Mile Volcanic Field |
| Type of structure | Local |
| Structure description | Cotopaxi And Texas Creek Faults |
| Development status | Occurrence |
|---|---|
| Commodity type | Both |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1941 |
| Discoverer | Frank Ogden, Vallie, Co |
| District name | Cotopaxi pegmatite region |
|---|
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D009892 |
HEINRICH, E. W., 1948, FLUORITE-RARE EARTH MINERAL PEGMATITES OF CHAFFEE AND FREMONT COUNTIES, COLORADO: AMERICAN MINERALOGIST, V. 33, NOS. 1-2, P. 72
TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A., EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500
| Subject category | Comment text |
|---|---|
| Deposit | POORLY EXPOSED, NARROW |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1982 | Collins, Donna B. | Colorado Geological Survey | |
| Updater | 25-MAY-2004 | Keller, John W. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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