Benbow Cr-Pt

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

Sections on this page

Identification information
Geographic coordinates
Site location context
Geographic areas
Public Land Survey System information
Commodities
Nearby scientific data
Geologic structures
Ore body information
Economic information about the deposit and operations
Mining district
Land status
Links to other databases
Bibliographic references
General comments
Reporter information

Geologic information

Identification information

Deposit ID	10093107
MRDS ID	SP01096
Record type	Site
Current site name	Benbow Cr-Pt

Geographic coordinates

Geographic coordinates:	-109.81718, 45.3627 (WGS84)
Elevation	2835
Relative position	ABOUT 1.2 MI NORTHWEST OF CHROME LAKE ON THE GOLF COURSE

Site location context

Political divisions (FIPS codes)

Stillwater(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Wood(quadrangle 1:24,000 scale)

Red Lodge(quadrangle 1:100,000 scale)

Billings(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Stillwater(hydrologic unit)

Upper Yellowstone(hydrologic accounting unit)

Upper Yellowstone(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Custer Gallatin National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country	State	County
United States	Montana	Stillwater

Public Land Survey System information

Meridian	Township	Range	Section	Fraction	State
Montana Principal	005S	015E			Montana

Comments on the location information

IN CUSTER NATIONAL FOREST. TOWNSHIP SURVEYED, SECTIONS UNSURVEYED. GENERALIZED LOCATION

Commodities

Commodity	Importance
Platinum Critical	Primary
Chromium Critical	Primary
Copper	Primary
Nickel Critical	Primary

Analytical data

Result	2.06 PPM PT+PD OVER 2 FT, SURFACE SAMPLES

Nearby scientific data

(1)	-109.81718, 45.3627	ListMap

Economic information

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)

Ore body information

General form LAYER

General form	LAYER

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 about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Deposit size	Small
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	SP01096

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

Beyond USGS

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