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^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock (Plymouth Rock), State Explorer Rock (Dighton Rock), and State Building and Monument Stone . In ...
The geology of Montana includes thick sequences of Paleozoic, Mesozoic and Cenozoic sedimentary rocks overlying ancient Archean and Proterozoic crystalline basement rock. . Eastern Montana has considerable oil and gas resources, while the uplifted Rocky Mountains in the west, which resulted from the Laramide orogeny and other tectonic events have locations with met
The Montana Department of Natural Resources and Conservation (DNRC) is a government agency in the executive branch state of Montana in the United States with responsibility for ensuring sustainable development of the state's land, mineral, natural gas, oil, timber, water, and other resources.
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.
Initial exploration of the region occurred in the 1860s with extensive workings developed at the Homestake and Little Daisy Mines between 1904 and 1925. The Homestake mine stopped only a few hundred feet from a high-grade ore body later discovered by Crown Butte Mines (a subsidiary of Hemlo Gold, a Canadian mining company) in 1989-1990 as a result of an intensive drilling campaign.
Galena also was a major mineral of the zinc-lead mines of the tri-state district around Joplin in southwestern Missouri and the adjoining areas of Kansas and Oklahoma. [2] Galena is also an important ore mineral in the silver mining regions of Colorado, Idaho, Utah and Montana.
This is a list of state parks and reserves in the Montana state park system, in the ... Formerly Ulm Pishkun State Park Fish Creek State Park: Mineral: 6,200 2,500: 2010:
Arkansas: still no state fossil in Arkansas, though the state designated Arkansaurus as its state dinosaur. [1] District of Columbia: Capitalsaurus is the state dinosaur of Washington D.C., but the District has not chosen a state fossil. Florida: There is no state fossil in Florida, though agatised coral, which is a fossil, is the state stone ...