| Deposit ID | 10013765 |
|---|---|
| MRDS ID | D010231 |
| Record type | Site |
| Current site name | Yard Mine |
| Alternate or previous names | Yard Pegmatite |
| Geographic coordinates: | -106.08671, 38.8875 (WGS84) |
|---|---|
| Elevation | 2652 |
| Relative position | 1.5 MILES N 50 E OF JUNCTION OF US HIGHWAYS 284 AND 24. |
Political divisions (FIPS codes)
Chaffee(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Marmot Peak(quadrangle 1:24,000 scale)
Gunnison(quadrangle 1:100,000 scale)
Montrose(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)
Federal lands
Pike and San Isabel National Forests(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | Chaffee |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 013S | 078W | 26 | W2 | Colorado |
| Commodity | Importance |
|---|---|
| Feldspar | Primary |
| REE Critical | Secondary |
| Bismuth Critical | Secondary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Bismutite | Ore |
| Euxenite | Ore |
| Fluorite | Ore |
| Gadolinite | Ore |
| Malachite | Ore |
| Microcline | Ore |
| Monazite | Ore |
| Apatite | Gangue |
| Biotite | Gangue |
| Chlorite | Gangue |
| Magnetite | Gangue |
| Muscovite | Gangue |
| Plagioclase | Gangue |
| Quartz | Gangue |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Pegmatite | ||||
| |||||
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| Rock unit name | Granitic Rocks;Pegmatite |
| Rock description | Granitic Rocks;Pegmatite |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| (1) | -106.08671, 38.8875 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Mosquito Range, Arkansas Valley Graben |
| Type of structure | Local |
| Structure description | Fractures (Strike N 50 W); Nw-Trending Faults |
| Strike | N 60 E; N 43 E |
|---|---|
| Dip | 60 NW; SE |
| Plunge | STEEPLY TO WSW |
| Length | 182.88M |
| Width | 21.34M |
| Strike | N 60 E; N 43 E |
|---|---|
| Dip | 60 NW; SE |
| Development status | Past Producer |
|---|---|
| Commodity type | Both |
| Deposit size | Small |
| Significant | No |
| District name | Trout Creek Pass Area |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Ernest? Yard ; Robert? Yard |
| Home office | Canon City, Co. |
| First year | 1948 |
| Type of workings | Surface |
|---|---|
| Length | 45.72M |
| Overall depth | 10.67M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010231 |
HEINRICH, E.W., 1948, FLUORITE-RARE EARTH MINERAL PEGMATITES OF CHAFFEE AND FREMONT COUNTIES, COLORADO: AMERICAN MINERALOGIST, V. 33, NOS. 1-2, P. 64-69.
ARGALL, G.O., JR., 1949, INDUSTRIAL MINERALS OF COLORADO: COLORADO SCHOOL OF MINES QUARTERLY, V. 44, NO. 2, P. 161
BRADY, B.T., 1975, MAP SHOWING FLUORSPAR DEPOSITS IN COLORADO: USGS MAP MR-70, 1:500,000, TEXT
HANLEY, J.B. (1950)
| Subject category | Comment text |
|---|---|
| Deposit | ZONED: CORE OF QUARTZ AND MICROCLINE, WALL ZONE OF GRAPHIC GRANITE, QUARTZ, MICROCLINE, MAGNETITE; FLUORITE AND RAE ALONG MARGINS OF CORE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-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.