Yard Mine

The Yard Mine is a feldspar mine located in Chaffee county, Colorado at an elevation of 8,701 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Yard Mine  

State:  Colorado

County:  Chaffee

Elevation: 8,701 Feet (2,652 Meters)

Primary Mineral: Feldspar

Lat, Long: 38.8875, -106.08611

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Yard Mine

Yard Mine MRDS details

Site Name

Primary: Yard Mine
Secondary: Yard Pegmatite


Commodity

Primary: Feldspar
Secondary: REE
Secondary: Bismuth
Tertiary: Copper


Location

State: Colorado
County: Chaffee
District: Trout Creek Pass Area


Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


Holdings

Not available


Workings

Type: Surface


Ownership

Owner Name: Ernest? Yard ; Robert? Yard
Home Office: Canon City, Co.
Years: 1948 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Mosquito Range, Arkansas Valley Graben

Type: L
Description: Fractures (Strike N 50 W); Nw-Trending Faults


Alterations

Not available


Rocks

Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic

Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Not available


Materials

Ore: Microcline
Ore: Monazite
Ore: Gadolinite
Ore: Bismutite
Ore: Malachite
Ore: Fluorite
Ore: Euxenite
Gangue: Muscovite
Gangue: Quartz
Gangue: Plagioclase
Gangue: Apatite
Gangue: Chlorite
Gangue: Biotite
Gangue: Magnetite


Comments

Comment (Deposit): ZONED: CORE OF QUARTZ AND MICROCLINE, WALL ZONE OF GRAPHIC GRANITE, QUARTZ, MICROCLINE, MAGNETITE; FLUORITE AND RAE ALONG MARGINS OF CORE

Comment (Workings): OPEN CUT WITH TWO LEVELS; TRENCHES; MAIN CUT IS 100 X 40 X 35 FT DEEP

Comment (Location): NORTHEAST OF BUENA VISTA; ABOVE GULCH ON SW SLOPE OF HILL; UNSURVEYED; ABOVE SEVEN MILE CREEK ; INFO FROM LAND.ST :(1976)

Comment (Commodity): RAE MASSES UP TO 8 INCHES ACROSS


References

Reference (Deposit): HANLEY, J.B., HEINRICH, E.W., PAGE, L.R., 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROFESSIONAL PAPER 227, P. 21-22

Reference (Deposit): 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.

Reference (Deposit): ARGALL, G.O., JR., 1949, INDUSTRIAL MINERALS OF COLORADO: COLORADO SCHOOL OF MINES QUARTERLY, V. 44, NO. 2, P. 161

Reference (Deposit): BRADY, B.T., 1975, MAP SHOWING FLUORSPAR DEPOSITS IN COLORADO: USGS MAP MR-70, 1:500,000, TEXT

Reference (Production): HANLEY, J.B. (1950)