Cass Ranch

Past Producer in Jackson county in Oregon, United States with commodities Chromium, Platinum, Palladium, Rhodium
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. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10042895
MRDS ID M061180
Record type Site
Current site name Cass Ranch
Alternate or previous names Possibly Same As Glade View
Related records 10249871

Geographic coordinates

Geographic coordinates: -122.85057, 42.14205 (WGS84)
Elevation 878
Relative position ABOUT 8 MI SOUTH-SOUTHWEST OF TALENT

Site location context

Political divisions (FIPS codes)

Jackson(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Talent(quadrangle 1:24,000 scale)

Medford(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Applegate(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management OR)

Bureau of Land Management OR BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Oregon Jackson

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 039S 001W 29,32 S2 OF S2 OF S2 (29) Oregon

Comments on the location information

  • ON WEST CENTER OF SECTION LINE BETWEEN SECS. 29 AND 32. ON LITTLE APPLEGATE RIVER OPPOSITE BRICKPILE RANCH. UTM GIVEN IS FOR PGE SAMPLE SITE LOCATION. LAT/LONG GIVEN IS FOR SHARP CURVE IN LITTLE APPLEGATE RIVER ACROSS FROM BRICKPILE RANCH; UTM FOR THIS IS 4665355N, 512450E. TOPO MAP DOES NOT SHOW ANY MINES AT THIS SITE. ODGMI'S MILOC FILE INDICATES LOCATION IS WITHIN ROGUE RIVER NATIONAL FOREST

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 2 PGE ANALYSES: PT=50, 10 PPB
Result PD=18, <4 PPB
Result RU=26, 26 PPB
Result NO ANALYSIS FOR IR, RU. 2 CHROMITE ASSAYS: 41% CR2O3, 13.88% FE
Result 42.5% CR2O3, 15.67% FE, 6.18% SIO2.

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 Applegate Group
    Rock description Applegate Group
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
    Rock unit name Applegate Group
    Rock description Applegate Group

Nearby scientific data

(1) -122.85057, 42.14205

Economic information

Geologic structures

Type of structure Local
Structure description Cleavage In Host Rocks Trends N25w And Dips 42sw. Jointing Trends N64e

Ore body information

  • General form MASSIVE, DISSEMINATED, BANDED STRINGERS AND IRREGULAR SHAPED PODS

Comments on the geologic information

  • ORE DEPOSIT IS IN PART OF DUTCHMAN PEAK MELANGE

Economic information about the deposit and operations

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

Mining district

District name Red Mountain Area

Land status

Ownership category BLM Administrative Area
Area name Rogue River National Forest

Comments on the production information

  • ORE HAS BEEN MINED OUT. ABOUT 1/2 TON REMAINS ON DUMP OR ORE PILE IN 1961

Comments on the workings information

  • A 15 X 10 X 12 FT OPEN CUT TRENDS N82E

Reference information

Bibliographic references

  • Deposit

    RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 52, P. 92.

  • 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 MAXIMUM THICKNESS OF ORE LENSES IS 18 IN. ORE WAS NOT SEEN IN PLACE (1980)
Deposit RECORD M013845 HAS MERGED AND DELETED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1982 Mason, G. U.S. Geological Survey
Updater 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.