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Mccaleb No. 2

Past Producer in Curry county in Oregon, United States with commodities Chromium, Platinum, Palladium, Rhodium
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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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Ownership information
  19. Production statistics
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10048459
MRDS ID MP00046
Record type Site
Current site name Mccaleb No. 2
Alternate or previous names Part of Mccaleb Group

Geographic coordinates

Geographic coordinates: -123.83672, 42.27788 (WGS84)
Elevation 1000
Relative position 2 MI SOUTH OF PEARSOLL PEAK AT HEAD OF SLIDE CREEK

Site location context

Political divisions (FIPS codes)

Curry(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pearsoll Peak(quadrangle 1:24,000 scale)

Grants Pass(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Illinois(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Rogue River-Siskiyou National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Oregon Curry

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 038S 010W 11,12 Oregon

Comments on the location information

  • IN SISKIYOU NATIONAL FOREST. UTM GIVEN IS FOR PGE SAMPLE SITE LOCATION. LAT/LONG GIVEN IS FOR MINE SYMBOL IN SEC. 11 NEAR COMMON SEC. BOUNDARY; UTM FOR THIS IS 4680780N, 431150E.

Commodities

Commodity Importance
Chromium Critical Primary
Platinum Critical Tertiary
Palladium Critical Tertiary
Rhodium Critical Tertiary

Materials information

Materials Type of material
Chromite Ore

Alteration

  • (Local) Serpentinization

Analytical data

Result 3 PGE ANALYSES: PT=10-60 PPB
Result PD=N(2)-40 PPB
Result RH=N(4)-10 PPB
Result IR, RU NOT ANALYZED. COMPOSITE SAMPLE YIELDED 30.7% CR2O3, CR:FE=2.5:1

Mineral occurrence model information

Model code 15
USGS model code 8a
Deposit model name Podiform chromite (minor)
Mark3 model number none

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
    Rock unit name Pearsoll Peak Ophiolite
    Rock description Pearsoll Peak Ophiolite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
    Rock unit name Pearsoll Peak Ophioite
    Rock description Pearsoll Peak Ophioite

Nearby scientific data

(1) -123.83672, 42.27788
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description High-Angle Faults, Landsliding

Ore body information

  • General form ZONE OF BANDED, DISSEMINATED CHROMITE
    Strike NE
    Dip 45-65NW
    Thickness 3.66M
    Length 60.96M

Controls for ore emplacement

  • Magmatic Segregation

Economic information about the deposit and operations

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

Mining district

District name Pearsoll Peak Area

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Mc Caleb, Mrs. B. A.
    First year 1961

Production statistics

  • Year 1956
    Period 1953-1956
    Material CONC
    Accuracy Estimate
    Description Cp_Grade: ^50% Cr2o3, Cr:Fe=2.5:1
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Cr2O3 Chromium Chromium 50wt-pct

Comments on the production information

  • SEE RECORD MO61569 FOR MORE PRODUCTION DATA

Comments on the workings information

  • OPEN PIT 350 X 250 X 150 FT

Reference information

Bibliographic references

  • Deposit

    RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 52, P. 106-107.

  • Deposit

    RAMP, LEN, SCHLICKER, H.G., AND GRAY, J.J., 1977, GEOLOGY, MINERAL RESOURCES, AND ROCK MATERIAL OF CURRY COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 93, P. 31.

  • Deposit

    CARLSON, C.A., AND OTHERS, 1985, ANALYSES FOR PLATINUM-GROUP ELEMENTS IN SAMPLES FROM PODIFORM CHROMITE DEPOSITS, CALIFORNIA AND OREGON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-442, 14 P.

General comments

Subject category Comment text
Deposit DIMENSIONS ARE FOR HOST DUNITE. DEPOSIT CONTAINS A FEW SMALL LENSES OF MASSIVE ORE
Deposit SEE ALSO: MRDS M061569.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1990 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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