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Cactus Flat

Occurrence in San Bernardino county in California, United States with commodities Lead, Copper
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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. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10034022
MRDS ID M020699
Record type Site
Current site name Cactus Flat
Alternate or previous names Morongo
Related records 10305070

Geographic coordinates

Geographic coordinates: -116.81725, 34.3328 (WGS84)
Elevation 1829
Relative position 14 MILES SE OF LUCERNE VALLEY

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Bear City(quadrangle 1:24,000 scale)

Big Bear Lake(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Mojave(hydrologic unit)

Southern Mojave(hydrologic accounting unit)

Southern Mojave-Salton Sea(hydrologic subregion)

California(hydrologic region)

Federal lands

San Bernardino 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 San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 003N 002E 19 California

Commodities

Commodity Importance
Lead Tertiary
Copper Tertiary

Comments on the commodity information

  • VEIN MATERIAL MINERALIZED WITH LIMONITE, HEMATITE AND COPPER OXIDES.

Materials information

Materials Type of material
Galena Ore
Lead Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Economic information

Comments on the geologic information

  • GEOL.DESC: GRANITE PORPHYRY INTRUSIVE DIKE CUTS LIMESTONE BEDS, DIKE STRIKES N 70 W, DIPS 50 S.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Black Hawk

Land status

Ownership category National Forest

Comments on the workings information

  • ADIT 50 FT. LONG DRIVEN EAST ALONG STRINGERS. 100 FT. WEST OF ADIT, SHAFT SUNK TO DEPTH OF 75 FT. IN PORPHYRY DIKE. 600 FT. IN ELEVATION BELOW UPPER WORKINGS, ADIT 550 FT. IN LENGTH DRIVEN NORTH, HAS NOT INTERSECTED DIKE, WEST OF LAST ADIT IS ANOTHER ADIT N 50 W FOR 90 FT. ALONG GRANITE-LIMESTONE CONTACT. WINZE 35 FT. FROM PORTAL TO DEPTH OF 15 FT.

Reference information

Bibliographic references

  • Deposit

    GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NO. 3 & 4 ; DIV. OF MINES, P. 619 - 620

  • Deposit

    TUCKER, W. B. AND SAMPSON, R. J., 1943 , MINERAL RESOURCES, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 39 , NO. 4 ; DIV. OF MINES, P. 476 - 477 .

General comments

Subject category Comment text
Deposit COPPER MINERALS OCCUR IN 12 - 18 INCH STRINGERS, CLOSELY ASSOCIATED WITH 6 - 8 FT. GRANITE PORPHYRY DIKES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1978 Fraticelli, L. A. (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.