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Jacumba Group

Occurrence in San Diego county in California, United States with commodity Manganese
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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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10033545
MRDS ID M020136
Record type Site
Current site name Jacumba Group

Geographic coordinates

Geographic coordinates: -116.19166, 32.63201 (WGS84)
Elevation 884
Relative position 1 MI. N. W. OF JACUMBA

Site location context

Political divisions (FIPS codes)

San Diego(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jacumba(quadrangle 1:24,000 scale)

El Cajon(quadrangle 1:100,000 scale)

San Diego(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salton Sea(hydrologic accounting unit)

Southern Mojave-Salton Sea(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Diego

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 018S 008E 05,06 California

Comments on the location information

  • 8 CLAIMS, UTM APPROX.

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE 7 TO 22 PERCENT MANGANESE, 14 PERCENT IRON, 16 TO 25 PERCENT SILICA.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -116.19166, 32.63201
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: SILICIFIED OUTCROPS, WITH GENERAL N. W. STRIKE OCCUR IN GRANITE, AND ARE HEAVILY STAINED WITH MANGANESE OXIDES IN PLACES. A 4 FT. VEIN OF LOW GRADE MANGANIFEROUS IRON WITH A HIGH SILICA CONTENT IS ALSO PRESENT.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 152 1950 PP. 208 - 209

  • Deposit

    D.O.M. BULL. 125 1943 P. 165

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1977 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.