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  3. Mineral Resource Data System (MRDS)

Copeland

Past Producer in Boulder county in Colorado, United States with commodity Tungsten
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10017273
MRDS ID DC03214
MAS/MILS ID 80130929
Record type Site
Current site name Copeland
Alternate or previous names Copeland Group (10263183)
Related records 10117813

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.36056, 39.94789 (WGS84)
Location accuracy 1000(meters)
Relative position FORSYTHE GULCH. Now under the lake formed by Gross Dam. Located somewhere in Sec. 20.

Site location context

Political divisions (FIPS codes)

Boulder(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Eldorado Springs(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

St. Vrain(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Boulder

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 01S 71W 20 Colorado

Comments on the location information

  • SEC. 20; LATITUDE-LONGITUDE VALUES CALCULATED FROM TOWNSHIP, RANGE, SECTION.
  • ORE BODY UNDER LAKE FORMED BY GROSS DAM

Commodities

Commodity Importance
Tungsten Critical Primary

Nearby scientific data

Main Entrance (1) -105.36056, 39.94789
ListMap

Economic information

Comments on the geologic information

  • IN EXTREMELY SILICEOUS, HORNY ORE. ONE OF LARGEST ORE BODIES IN DISTRICT.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Ownership information

  • Type Owner
    Owner City of Denver
    Year 1960
  • Type Owner
    Owner Vanadium Corporation of America
    Year 1960
  • Type Operator
    Owner W. T. CLARK AND E. P. SWERDFEGER

Comments on the ownership information

  • OPERATORS: W. T. CLARK AND E. P. SWERDFEGER

Comments on the production information

  • >16,000 units WO3 produced. Small production in 1955.

Comments on the workings information

  • 260 FT. VERT SHAFT, DEEPENED TO 400 FT. SINCE 1917. LEVELS AT 50, 145, & 240 FT.

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 1973-03-01 Conservation Division Files U.S. Geological Survey
Updater 1974-01-01 Unknown U.S. Geological Survey
Editor 2013-12-20 Wilson, Anna B U.S. Geological Survey MAS 0080130929 = 10263183
Reporter 1983-11-17 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines MAS 0080130929 = 10263183

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

Maps centered on this site

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.