Bluebird Cr-Pt

Occurrence in Sweet Grass county in Montana, United States with commodities Platinum, Chromium, Copper, Nickel

Geologic information

Identification information

Deposit ID 10093106
MRDS ID SP01093
Record type Site
Current site name Bluebird Cr-Pt

Geographic coordinates

Geographic coordinates: -109.96523, 45.38575 (WGS84)
Elevation 2438
Relative position ABOUT 3 MI WEST OF MOUNTAIN VIEW LAKE
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Geographic areas

Country State County
United States Montana Sweet Grass

Comments on the location information

  • IN CUSTER NATIONAL FOREST. UNSURVEYED. GENERALIZED LOCATION

Commodities

Commodity Importance
Platinum Primary
Chromium Primary
Copper Primary
Nickel Primary

Comments on the commodity information

  • NO PUBLISHED PGE DATA AVAILABLE FOR THIS AREA

Nearby scientific data

(1) -109.96523, 45.38575

Geologic structures

Type of structure Regional
Structure description The Stillwater Complex Is Exposed Along The Northern Margin Of The Beartooth Uplift, One Of Several Laramide Basement-Cored Ranges That Make Up The Rocky Mountain Foreland Of South-Central Montana (Foose And Others, 1961: Kulik And Schmidt, 1988)

Comments on the geologic information

  • AGE OF STILLWATER COMPLEX IS 2,705 +/- 4 MA BASED ON U-PB SYSTEMATICS ON ZIRCON-BADDELEYITE (PREMO AND OTHERS, 1990)

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name In Stillwater Complex

Land status

Ownership category National Forest

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS SP01093

Bibliographic references

  • Deposit

    ZIENTEK, M.L., 1993, MINERAL RESOURCE APPRAISAL FOR LOCATABLE MINERALS: THE STILLWATER COMPLEX, IN HAMMARSTROM, J.M., ZIENTEK, M.L., AND ELLIOTT, J.E., EDS., MINERAL RESOURCE ASSESSMENT OF THE ABSAROKA-BEARTOOTH STUDY AREA, CUSTER AND GALLATIN NATIONAL FORESTS, MONTANA: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 93-207, P. F1-F83.

  • Deposit

    PREMO, W.R., HELZ, R.T., ZIENTEK, M.L., AND LANGSTON, R.B., 1990, U-PB AND SM-ND AGES FOR THE STILLWATER COMPLEX AND ITS ASSOCIATED SILLS AND DIKES, BEARTOOTH MOUNTAINS, MONTANA: IDENTIFICATION OF A PARENT MAGMA?: GEOLOGY, V. 18, P. 1065-1068.

General comments

Subject category Comment text
Deposit UNPUBLISHED MODEL NAME: PGE-ENRICHED STRATIFORM CHROMITITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1993 Peterson, Jocelyn A. U.S. Geological Survey