1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Anna Nos. 1 and 2

Past Producer in Boulder county in Colorado, United States with commodity Tungsten
Map
XML
JSON
KML
C
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. Mining district
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10015994
MRDS ID DC00114
Record type Site
Current site name Anna Nos. 1 and 2
Alternate or previous names Anna

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.52389, 39.97095 (WGS84)
Location accuracy 1000(meters)
Relative position Location within Agricultureal patent is unknown.

Site location context

Political divisions (FIPS codes)

Boulder(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Nederland(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)

Federal lands

Arapaho and Roosevelt National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Boulder

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 01S 73W 11 Colorado

Commodities

Commodity Importance
Tungsten Critical Primary

Nearby scientific data

Main Entrance (1) -105.52389, 39.97095
ListMap

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Boulder Tungsten

Ownership information

  • Type Owner
    Owner Cold Spring Tungsten, Inc.
    Year 1960

Comments on the production information

  • 175 units of WO3 (Colo. Mining Board Fund, 1960, p. 10)

Comments on the workings information

  • "One of several named prospects on an agricultural patent" (Colo. Mining Board Fund, 1960, p. 10)

Reference information

Bibliographic references

  • Deposit

    STATE OF COLO METAL MININGFUND BOARD, 1960, TUNGSTEN MINES OF COLO

  • Deposit

    CONSV. DIV. COMP. DATE, 10,62

General comments

Subject category Comment text
Deposit 15 MINES IN THIS SECTION

Reporter information

Type Date Name Affiliation Comment
Reporter 1972-07-01 Conservation Division Files U.S. Geological Survey
Editor 2007-05-29 Melton, Greg U.S. Geological Survey
Editor 2014-01-17 Wilson, Anna B U.S. Geological Survey

Beyond USGS

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

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.