Skip to main content
U.S. flag

An official website of the United States government


Detailed Description

Mineral: Fluorite

Mineral Origin: Cave-in-Rock District, IL (Sample donated by H.B. Wood)

Primary Commodity: Fluorspar 

Primary Commodity Uses: Fluorspar is used directly or indirectly to manufacture products such as aluminum, gasoline, insulating foams, refrigerants, steel, and uranium fuel. 


Public Domain.