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Central Montana has metal ore deposits that have been mined in the Little Rocky Mountains, the North Moccasin Mountains, the Judith Mountains and the Little Belt Mountains. The region also has significant production of oil and natural gas from the Cat Creek anticline, the Kevin-Sunburst dome and the Sweet Grass arch. Mesozoic sandstones are a ...
The New World Mining District is an area of mineralization that sits within Gallatin National Forest to the northeast of Cooke City and Yellowstone National Park, in Park County, Montana, United States. The district hosts extensive deposits of gold, silver and copper in zones of carbonate replacement.
The Stillwater igneous complex is a large layered mafic intrusion (LMI) located in southern Montana in Stillwater, Sweet Grass and Park Counties. The complex is exposed across 30 miles (48 km) of the north flank of the Beartooth Mountain Range. The complex has extensive reserves of chromium ore and has a history of being mined for chromium.
There are at least 45 named oil fields in Montana according to the U.S. Geological Survey, Board of Geographic Names. The USGS defines oil field as: "Area where petroleum is or was removed from the Earth." [1] An oil field is a region with an abundance of oil wells extracting petroleum (crude oil) from below ground.
In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...
Rounded brown-weathering boulders give the Boulder Batholith its name. The Boulder Batholith is a relatively small batholith in southwestern Montana, United States, exposed at the surface as granite (more specifically quartz monzonite) and serving as the host rock for rich mineralized deposits at Butte and other locations.
Today, one can drive to and through Confederate Gulch on a passable but unimproved road. Confederate Gulch is unlike other boom and bust mining districts in Montana, because no ghost town was left at the site. The hydraulic mining during the boom years, and the reworking of the site since, has obliterated the sites of the earlier mining ...
Central Montana Alkalic Province became popularized in the oil industry in the early 1900s. The Ohio Oil Company was the first company to create a permanent oil field in central Montana. [ 12 ] This was accomplished by exploring the Elk Basin from Wyoming into central Montana.