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  3. Mineral Resource Data System (MRDS)

L-C Property

Occurrence in Hinsdale county in Colorado, United States with commodities Aluminum, Potassium, Sulfur, Sulfuric Acid
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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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10263779
MRDS ID D011566
MAS/MILS ID 0080530001
Record type Site
Current site name L-C Property
Alternate or previous names Lake City Property
Related records 10096873

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -107.33203, 37.97861 (WGS84)
Elevation 3780
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Hinsdale(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lake San Cristobal(quadrangle 1:24,000 scale)

Silverton(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Gunnison(hydrologic unit)

Gunnison(hydrologic accounting unit)

Gunnison(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CO)

Bureau of Land Management CO BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Colorado Hinsdale

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 043 N 004 W 20 Colorado

Commodities

Commodity Importance
Aluminum Critical Tertiary
Potassium Tertiary
Sulfur, Sulfuric Acid Tertiary

Materials information

Materials Type of material
Alunite Unknown

Economic information

Ore body information

  • Thickness 183M
    Length 1408M
    Width 1408M
    Area 639HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 UNKNOWN
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control UNKNOWN
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 639
    Date of Last Modification 801119

Economic information about the deposit and operations

Operation type Surface
Development status Occurrence
Commodity type Both
Deposit size Medium
Significant No
Discovery year 1972
Mining method Bench (Berm)
Milling method Hydrometallurgy Unspecified

Mining district

District name Lake City

Mineral rights holdings

Type of mineral rights Federal Lease
Type of mineral rights State Lease

Land status

Ownership category BLM Administrative Area

Workings at the site

  • Type of workings Surface
    Area 198HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method BENCH (BERM)
    Swell Factor .67
    Avg. Overburden Thickness 0
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 10
    Max. Pit Slope (degrees) 50
    Capacity 9072
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost .85
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1975

Reference information

Bibliographic references

  • Deposit

    REF. LARSEN, E.S., 1913, ALUNITE IN THE SAN CRISTOBAL QUAD.,

  • Deposit

    IN CONTRIBUTIONS TO ECON. GEOL., 1911, PT. 1, EDITED

  • Deposit

    W. LINDGREN: U.S. GEOLOGICAL SURVEY BULL. 530, P. 179-183.

  • Deposit

    REC. 020,021,022. REF. IS E&MJ, SEPT. 1974.

  • Deposit

    REF. CROSS, WHITMAN, AND LARSEN, ESPER S., 1935, A BRIEF REV

  • Deposit

    THE GEOLOGY OF THE SAN JUAN REGION OF SOUTHWESTERN CO

  • Deposit

    U.S. GEOLOGICAL SURVEY BULL. 843.

General comments

Subject category Comment text
Deposit MUCH OF ORIGINAL DATA SUPPLIED BY JOHN E HUSTED,GA. INSTITUT REVISED EVALUATION MADE BY R.A. SALISBURY. RECORD 040 PRIM. LAND USE ALSO INCLUDES GRAZ. & MINERAL ORIE MATRIX DATA- HUSTED S RESOURCE FIGURES OF JAN. 28,1975 HAVE INCLUDED AT THE 25% PROBABILITY LEVEL AND BELOW. REC. 130 EST. UNIT PRODUCTION COST IS ASSUMED TO MATCH THE N DEPOSIT IN BEAVER COUNTY, UTAH. RECORD 160 - SHIPPING POINT LAKE CITY, COLO. RECORD 160 - DESTINATION OF CONC. ASSUMED TO BE THE DALLES, ESTIMATED 7 YRS. WOULD BE NEEDED TO BRING PROPERTY TO PRODUC THE POSSIBILITY EXISTS THAT BECAUSE OF ENVIRONMENTAL IMPACT DEPOSIT MAY HAVE TO BE MINED BY AN UNDERGROUND METHOD. GRADES ARE IN TERMS OF AL203 (ALUMINA). RECORD 130 ACQUISITION NOT INCLUDED. ASSUME $0.14 PER TO ASSUME COST DATA GOOD TO MAY 30,1975. REC 040-QUAD NAME IS LAKE SAN CRISTOBAL.

Reporter information

Type Date Name Affiliation Comment
Reporter 09-AUG-1993 Salisbury U.S. Bureau of Mines

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.