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  3. Mineral Resource Data System (MRDS)

Underland

Past Producer in Siskiyou county in California, United States with commodity Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10103247
MRDS ID M023126
Record type Site
Current site name Underland
Alternate or previous names Julia
Related records 10238806

Geographic coordinates

Geographic coordinates: -122.20249, 41.19874 (WGS84)
Elevation 1341
Relative position 2.8 MI. NW WILLOW CREEK RANCH, 100 FT. ABOVE MILL ON MTN.

Site location context

Political divisions (FIPS codes)

Siskiyou(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Girard Ridge(quadrangle 1:24,000 scale)

Mount Shasta(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Sacramento Headwaters(hydrologic unit)

Upper Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Siskiyou

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 039N 003W 28 California

Comments on the location information

  • UTM EST. S 1/2 N 1/2

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Analytical data

Result QUARTZ VEIN ASSAYED $7/TON IN GOLD OR 0.34 OZ./TON CONC. ASSAY $90/TON IN GOLD.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Economic information

Ore body information

  • Dip 30-40
    Thickness 1.22M

Comments on the geologic information

  • BEDDING IN SLATE IS FLAT

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the workings information

  • SEVERAL HUNDRED FEET OF ADITS AT DIFFERENT LEVELS. MINE CONNECTED TO MILL DOWNHILL BY IRON SLIDE.

Reference information

Bibliographic references

  • Deposit

    AVERILL, C.V., 1935, MINES AND MINERAL RESOURCES OF SISKIYOU COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 31, NO. 3, P. 311, 328 PL. 4

  • Deposit

    SOUTHERN PACIFIC COMPANY, 1964, MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V 2, P. 136

General comments

Subject category Comment text
Deposit 6 CLAIMS. 120 ACRES ; INFO.SRC : 1 PUB LIT
Deposit GOUGE IN SEAM, 1.5-4 FT. THICK. A 3 FT. THICK QUARTZ VEIN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1980 Nelson, Scott C. (Albers, John, P.) 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 California resources

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