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RM2537   Cobaltite

Española, Brazil Lake occurrence, Foster, Sudbury District, Ontario, Canada

These cobaltite specimens from the Espanola area, Ontario, are a classic of Canadian mineralogy. They show brilliant cubic cobaltite crystals on a matrix with calcite. Good size for this locatlity. Sudbury District was a very active mining area and, in past times, one of the best places in the world for cobaltite specimens. However, even then, it was not easy to find these specimens on the market. It comes from the Joan Astor collection (Barcelona), with a handwritten label and another typewritten.

Size: 6 x 5.5 x 4.5 cm.
Main crystal: 8 mm.
Found in ±1975.

Col. J. Astor, Barcelona.
Classic locality