Fibrous Asbestos Crocidolite
Collection
John Betts - Fine Minerals
Description
Large mass of hair-like blue-gray Riebeckite var. Crocidolite in asbestos form. The old label
does not list the exact location, but it probably originated at the old
San Francisco asbestos mine. Ex. John A. Manley ca. 1890s
Locality
San Francisco Mine, Cochabamba Department, Bolivia
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