Webster’s Revised Unabridged Dictionary · 1913
Berthierite
Ber′thi·er·ite (bẽr′tĭ·ẽr·īt), n. [From Berthier, a French naturalist.] (Min.) A double sulphide of antimony and iron, of a dark steel-gray color.
Webster’s Revised Unabridged Dictionary · 1913
Ber′thi·er·ite (bẽr′tĭ·ẽr·īt), n. [From Berthier, a French naturalist.] (Min.) A double sulphide of antimony and iron, of a dark steel-gray color.