Hypertext Webster Gateway: "Freieslebenite"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Freieslebenite \Frei"es*le`ben*ite\, n. [Named after the German
chemist Freiesleben.]
A sulphide of antimony, lead, and silver, occuring in
monoclinic crystals.
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