Silver, Arsenides

A super-high-grade chunk of native silver and arsenide vein material, sawn on one side and rough on the other. The sawn side shows veinlets and clots of silver in cobalt arsenide (probably safflorite and skutterudite mixture, while the rough side shows erythrite-tinted arsenides with silver sticking out. High Grade! The Deerhorn Mine, also known as Cross Lake-O'Brien Mine was started in 1905 and produced 2.6 million troy ounces of silver in its heyday.