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Neiper

Past Producer in Fresno county in California, United States with commodities Copper, 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. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10076540
MRDS ID W023601
Record type Site
Current site name Neiper
Alternate or previous names Kneiper
Related records 10139552

Geographic coordinates

Geographic coordinates: -119.44874, 36.93994 (WGS84)
Elevation 457

Site location context

Political divisions (FIPS codes)

Fresno(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Humphreys Station(quadrangle 1:24,000 scale)

Fresno(quadrangle 1:100,000 scale)

Fresno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Dry(hydrologic unit)

Tulare-Buena Vista Lakes(hydrologic accounting unit)

Tulare-Buena Vista Lakes(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Fresno

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011S 023E 34 California

Commodities

Commodity Importance
Copper Primary
Gold Secondary

Comments on the commodity information

  • CHARACTER OF ORE IS CRYSTALLIZED AND AND MASSIVE CHALCOPYRITE, IN SOME PLACES WHERE DECOMPOSITION HAS TAKEN PLACE CHALCANTHITE HAS BEEN FORMED.

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore

Analytical data

Result $15 - 20 AU / TON

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -119.44874, 36.93994
ListMap

Economic information

Ore body information

  • Strike NW
    Dip SLIGHTLY EAST
    Width 6.1M

Economic information about the deposit and operations

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

Mining district

District name Big Dry Creek

Comments on the production information

  • NO PRODUCTION RECORDED.

Workings at the site

  • Type of workings Underground
    Overall depth 18.29M

Comments on the workings information

  • WORKED TO DEPTH OF 60 FT. PRIOR TO 1890 , SEVERAL SMALL DRIFTS.

Reference information

Bibliographic references

  • Deposit

    GOLDSTONE, L. P., 1890 ; FRESNO COUNTY; 10TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 194 .

  • Deposit

    LOGAN, C. A., ET AL, 1951 : MINES AND MINERAL RESOURCES OF FRESNO COUNTY; CALIF. JOUR. MINES AND GEOLOGY VOL. 47 , NO. 3 ; DIV. OF MINES, P. 502 .

General comments

Subject category Comment text
Deposit VEIN 15 - 20 FT. WIDE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 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.