9fhceis ((JEFFERISITE)), $40 MINIMUM BID, Magnet Cove, Arkansas, 6 x 5 x .3 cm, Miniature | |
Min dat says Jefferisite is a synonym of Vermiculite named for Wm Jeffries 1820-1906 whose collection is in the Carnegie Museum. The one specimen says George F Kunz Hoboken, NJ. IE Kunzite named after him in 1903. early collection number. ex Philadelphia Academy of Science #7911. ex Geo F Kunz ie Kunzite |