jamesonite

jamesonite is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A steel-gray mineral, of metallic luster, commonly fibrous massive. It is a sulphide of antimony and lead, with a little iron. JAMES'S POWDER James"'s pow`der. (Med.) Antimonial powder, first prepared by Dr. James, ar English physician; -- called also fever powder.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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