Silver, Erythrite
Miniature, 3.5 x 3.0 x 2.8 cm
Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
An EXCELLENT, very SHOWY and artistic, flat CABINET mass of native silver with a dominating 3.5 x 3.0 x 2.8 cm mound of silver from the collections of John Sinkankas and Richard Hauck. This fine piece hails from the famous Cobalt area of Ontario, Canada. Much of the specimen is coated with a thin layer of dark red, erythrite, an oxidation product of cobalt and arsenic. 166 grams. 11.0 x 7.8 x 3.2 cm