States in the U.S. which have significant mineral deposits often create a state
mineral, rock, ... State, Mineral, Rock or Stone, Gemstone ..... State of Illinois.
State Symbol: Illinois State Mineral — Fluorite. photo of purple fluorite. The name
fluorite comes from the Latin fluere which means to flow. This name comes ...
Apr 6, 2016 ... Listing of all the official state rocks, minerals, gemstones for the 50 states, ...
Illinois, Calcium flouride (Flourite), Official state mineral, 1965.
Jul 19, 2016 ... Illinois state flag Illinois ... Illinois State Symbols, Songs, and Emblems ... Mineral ·
Fluorite, natural crystalline form of calcium fluoride. 1965.
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Industrial minerals have played a critical role in the development of Illinois since
the beginning of pioneer settlement in the eighteenth century. Illinois industrial ...
Minerals The General Assembly established Fluorite as the state mineral in 1965.
Illinois is the largest producer of Fluorite in the United States. Fluorite is used ...
Fluorite - Official state mineral of Illinois | See more about Minerals, Jewel Tones
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Illinois designated fluorite as its official state mineral in 1965. Fluorite is the
natural crystalline form of calcium fluoride. It is a transparent to translucent,