Iron Mountain Chrome Group
The Iron Mountain Chrome Group is near Limestone, Montana. Historically the site has been associated with the Stillwater Mining District which is now part of the Gallatin National Forest. The Middle Rocky Mountains physiographic province of the Rocky Mountain System characterize the geomorphology of the surrounding area.
Site identification and general characteristics. Learn about USGS mines.
Additional textual information about a site or mine.
UNSURVEYED. IN CUSTER NATIONAL FOREST.
Formal or informal mining district names.
AGE OF STILLWATER COMPLEX IS 2, 705 +/-4 MA BASED ON U-LEAD SYSTEMATICS ON ZIRCON-BADDELEYITE (PREMO AND OTHERS, 1990).
Geologic structural features affecting or characterizing the site or mine.
Tectonic setting in which the site or deposit is situated.
Physiographic area where the resource is found.
Other deposits in the same region.
Crescent Peak Nickel-Copper Copper Occurrence
Crescent Creek Cr-Pt Chromium Occurrence
Iron Creek Nickel Prospect
Crescent Creek Nickel-Copper Nickel Prospect
Iron Mountain Nickel-Copper Iron Creek Nickel Occurrence
Crescent Creek Nickel-Copper Nickel Occurrence
Iron Mountain Chrome Chromium Occurrence
West Fork Palladium Occurrence
Map Simon Gold Occurrence
Unnamed Gold Prospect
* Mine bounds on map indicate the general area that a mine occupies. For an detailed map, refer to the overseeing BLM field office.
** The mine central point is based on an average of the mine's bounding box(es) and does not necessarily fall on the claim itself.
1 World-class significance is determined by total endowment of the contained commodity. This includes all past production and remaining reserves. Each commodity is considered separately and commodities cannot be combined to arrive at a significant size. The tonnage thresholds are from the mine model grade-tonnage studies. As of June 2008, many entries were classified as significant under less strict rules.
Learn more about the Bureau of Land Management, Public Land Survey System, and mining claims.
Understanding Claim Ownership
We receive lots of emails from people who find their name or a relative’s name on our site and want to know if this means they have some right to the land listed under that name.
Understanding BLM Administrative Areas
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Understanding Location Data
Mine handled by the Bureau of Land Management are not mapped by latitude and longitude, instead, these mines harken back to the Public Land Survey System.
A “township” can refer to two different things. Both are part of the PLSS measurement system but have different uses.
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NO PUBLISHED PGE DATA AVAILABLE FOR THIS AREA.