Treasury Tunnel

Past Producer in Ouray county in Colorado, United States with commodities Copper, Gold, Lead, Silver, Zinc
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. Land status
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10191573
MAS/MILS ID 0080910242
Record type Site
Current site name Treasury Tunnel

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -107.70284, 37.9139 (WGS84)
Elevation 3231
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Ouray(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ironton(quadrangle 1:24,000 scale)

Silverton(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Uncompahgre(hydrologic unit)

Gunnison(hydrologic accounting unit)

Gunnison(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Grand Mesa, Uncompahgre and Gunnison 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 Ouray

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 042 N 008 W 12 Colorado

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary
Lead Primary
Silver Tertiary
Zinc Critical Primary

Nearby scientific data

Main Entrance (1) -107.70284, 37.9139

Economic information

Economic information about the deposit and operations

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

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Idarado Mining Co
    ID 500414
    Year 1979

Reference information

Bibliographic references

  • Deposit

    ACCESS TUNNEL TO IDARADO MINE

  • Deposit

    REV BY MILS 8-79

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1983 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 02/14/2000
MSHA mine ID0500414
Mine name (MSHA)IDARADO MINE
Current operatorIdarado Mining Company
Current controller (parent)Newmont Corporation
Mine typeUnderground (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

External references

Authoritative Colorado resources

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