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

Pine Flat

Occurrence in Del Norte county in California, United States with commodity Nickel
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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10033770
MRDS ID M020415
Record type Site
Current site name Pine Flat

Geographic coordinates

Geographic coordinates: -123.98644, 41.98954 (WGS84)
Elevation 747
Relative position AT N. END OF PINE FLAT MTN., ON MESA TYPE REMNANT OF KLAMATH PENEPLANE, ABOUT 12 MI. E. OF SMITH RIVER, VIA PAVED AND GRADED DIRT ROADS. WIMER ROAD PASSES THROUGH THE AREA.

Site location context

Political divisions (FIPS codes)

Del Norte(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

High Plateau Mountain(quadrangle 1:24,000 scale)

Happy Camp(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Smith(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Six Rivers National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Del Norte

Public Land Survey System information

Meridian Township Range Section Fraction State
Humboldt 018N;019N 002E;002E 06;31 California

Commodities

Commodity Importance
Nickel Critical Tertiary

Analytical data

Result ASSAYS AVERAGE 0.79 PERCENT NICKEL

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -123.98644, 41.98954
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: AREA IS UNDERLAIN BY PERIDOTITE, WHICH CONTAINS LOCAL SMALL BODIES OF CHROMITE-BEARING DUNITE. PERIDOTITE IS JOINTED AND LOCALLY ALTERED TO SERPENTINITE. LATERITE MANTLE IS DEEP REDDISH BROWN IN COLOR, AND IS MORE THAN 50 FT. DEEP, AS HOLES DUG TO THAT DEPTH DID NOT BOTTOM IN PERIDOTITE. TOP 5 TO 10 FT. OF LATERITE CONTAINS FROM 0.30 TO 1.50 PERCENT NICKEL, AVERAGING ABOUT 0.79 PERCENT. ASSAYS OF SAMPLES TAKEN AS DEEP AS 50 FT. AVERAGED 0.60 PERCENT NICKEL.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1952

Ownership information

  • Type Owner
    Owner Rare Metals Corp.
    Home office Salt Lake City, Ut.

Reference information

Bibliographic references

  • Deposit

    BENSON, W. T., 1963 , PINE FLAT AND DIAMOND FLAT NICKEL-BEARING LATERITE DEPOSITS, DEL NORTE COUNTY, CALIF: U.S.B.M. REPT. INV. 6206

  • Deposit

    BRIGHT, J.H. 1974 ( 1958 ), PRIVATE COMMUNICATION.

  • Deposit

    CATER, FRED W. JR., AND WELLS, FRANCIS G., 1953 , GEOLOGY AND MINERAL RESOURCES OF GASQUET QUAD; CALIF. ORE: U.S.G.S. BULL. 995-C

  • Deposit

    WELLS, F.G., CATER, F.W. JR., AND RYHEARSON, G.A., 1946 , CHROMITE DEPOSITS OF DEL NORTE COUNTY, CALIF: CALIF. D.O.M. BULL 134 , PT. 1 , CH. 1 .

  • Deposit

    5) CHESTERMAN, C.W., 1976 , WRITTEN COMMUNICATION

General comments

Subject category Comment text
Deposit Discovery Year: EARLY 1950'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1978 Killman, K.; Albers, J. 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.