Erythrite, Asbolite & Cobaltite (Philadelphia Academy)

Item Description

An impressive large specimen with rich areas covered by sharp, metallic, acicular, magenta erythrite crystals. Asbolite (cobaltian wad) and cobaltite are also noted. This fine old-time specimen was given by the eminent researcher in the area, Dr. Domeyko, who sent many study samples to the Academy during its heyday. Ex. Academy of Natural Sciences Philadelphia Collection (circa late 1800s). Comes with a copy of the label.