Fluorite Beads in California
The use of the softer grades of stone, particularly steatite, in the manufacture of ornaments, by the pre-historic Indians of southern California is well known. However, the use of fluorspar or fluorite, as a similar manufacturing medium may not be so widely known, hence the writer has deemed this information to be of sufficient interest to archeologists to warrant the publication of this brief item.
"Fluorite Beads in California,"
Bulletin of the Southern California Academy of Sciences:
Available at: https://scholar.oxy.edu/scas/vol36/iss1/2