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Silver Peak

Past Producer in Douglas county in Oregon, United States with commodities Barium-Barite, Copper, Gold, Silver, Zinc
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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. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10249847
MRDS ID M055186
MAS/MILS ID 0410190002
Record type Site
Current site name Silver Peak
Alternate or previous names Umpqua Consolidated Mining Co., Oregon Exploration Company, Silver Butte Mine
Related records 10249760, 10040415

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -123.38176, 42.85592 (WGS84)
Elevation 1000
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Douglas(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McCullough Creek(quadrangle 1:24,000 scale)

Canyonville(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Umpqua(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management OR)

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

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Oregon Douglas

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 031 S 006 W 23 SESW Oregon

Commodities

Commodity Importance
Barium-Barite Critical Tertiary
Copper Tertiary
Gold Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Barite Unknown
Bornite Unknown
Chalcocite Unknown
Chalcopyrite Unknown
Chlorite Unknown
Covellite Unknown
Epidote Unknown
Galena Unknown
Gold Unknown
Malachite Unknown
Pyrite Unknown
Quartz Unknown
Sericite Unknown
Sphalerite Unknown
Tennantite Unknown

Nearby scientific data

Main Entrance (1) -123.38176, 42.85592
ListMap

Economic information

Ore body information

  • Strike N45E
    Dip 60E
    Thickness 2.8M
    Length 119M
    Width 38M
    Depth to top 45M
    Field Value
    MAS Matrix # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin HYDROTHERMAL
    Primary Ore Control BEDDING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SERICITIC
    Type of Wallrock Alter. #2 PROPYLITIC
    Type of Wallrock Alter. #3 PYRITIZATION
    Strike And Dip N45E:60E
    Minimum Depth to Top 30
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Strike N45E
    Dip 60E
    Thickness 4.2M
    Length 67M
    Width 35.2M
    Depth to top 60M
    Field Value
    MAS Matrix # 2
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin HYDROTHERMAL
    Primary Ore Control BEDDING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SERICITIC
    Type of Wallrock Alter. #2 PROPYLITIC
    Type of Wallrock Alter. #3 PYRITIZATION
    Strike And Dip N45E:60E
    Minimum Depth to Top 45
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Area 16HA
    Field Value
    Total Surface Area (HA) 16
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Discovery year 1910
Year of first production 1926

Mining district

District name Riddles Mill District

Mineral rights holdings

Type of mineral rights Fee Ownership
Type of mineral rights Located Claim

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Silver Peak Copper Co.
    Interest 100
    Home office Oregon
    Year 1976
  • Type Operator
    Owner Chevron Oil Co.
    Home office California
    Year 1976

Reserves and resources

  • Type In-situ
    Estimate year 1977
    Indicated 25000mt ore
    Demonstrated 25000mt ore
    Inferred 25000mt ore
    Total resources 50000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.77 wt-pct Copper Trace 1977
    Zinc Zn 1 wt-pct Zinc Trace 1977

Reference information

Bibliographic references

  • Deposit

    U.S. GEOLOGICAL SURVEY CIRCULAR 2, 1933, P. 15.

  • Deposit

    OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-C, 1940, V. 1,

  • Deposit

    P. 110.

  • Deposit

    OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 75, 1972, P. 29.

General comments

Subject category Comment text
Deposit RESERVES SHOWN ON RECORD NO.6 LIE ABOVE OLD STOPES AND GRADE E RESERVES IS BASED ON U.S.BUR.MINES SAMPLING IN 1942-1943 ADIT LEVEL SILVER PEAK DEPOSIT IS A LENTICULAR STRATABOUND MASSIVE SULF

Reporter information

Type Date Name Affiliation Comment
Reporter 03-AUG-92 Hull, D.A. U.S. Bureau of Mines

Beyond USGS

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

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