Availability: 1 in stock
The Hastie family has been mining crushed stone since the 1960’s. They have mined fluorite by removing pillars from Benzon Mining Companys operations in the 1920’s and the Ozark-Mahoning Companys in the 1950’s. Being this piece has a hand written label saying it was obtained by Roy Smith from Ben Foster in 1995 it is clear this piece came after the heyday of Illinois fluorite production. An article on Roy was published here https://www.effinghamdailynews.com/archives/mind-for-minerals/article_046406ed-0f99-54ab-9263-ba60f0d4086b.html . The specimen is in impeccable condition with a pinkish lavender color.
Locality: Hastie Mine, Spar Mountain, Cave in Rock, Illinois
Composition: calcium fluoride