Underground Treasures: How and Where to Find Them / A Key for the Ready Determination of All the Useful Minerals Within the United States

by James Orton

5.—Antimony Ore.

Occurs fibrous or granular; color lead gray, often tarnished; shining lustre, brittle; but thin pieces can be cut off with a knife; melts in a candle, at a high heat passing off in vapor; gravity 4.5.

Value.—The source of the antimony of commerce, containing seventy per cent.

Localities.—Found associated with Silver, Spathic Iron, Blende, Baryta and Quartz. Carmel, Me.; Lyme, N. H.; Soldier’s Delight, Md.; Aurora, Nev.; San Amedio Cañon and Tulare County, Cal.