jeffersonite

Updated: May 12, 2025

The northern cases are numbered from 31 to 37. In the first case are varieties of felspar; in the second case are micaceous and other mineral substances; in the third case are basaltic hornblende, tremolite, &c.; in the fourth case are varieties of asbestus, which defies the action of fire; jeffersonite; jenite from the Elba, &c.; in the fifth case are various pyroxenic minerals; in the sixth case are various kinds of garnets, including the lime and chrome varieties; and in the 37th case are the silicates, including beryls, and the emerald.

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