- Thumbnail, 2.0 x 1.4 x 1.0 cm
- Hakansboda, Lindesberg, Vastmanland, Sweden
- Ex. Smithsonian Institution; Carl Bosch; Dr. Gary Hansen
This is an uncommon, cobalt rich, sulfosalt crystal. It is well formed, has high, metallic luster, and exhibits a battleship gray color. Crackly but not cracked and repaired, its an important old piece! Note the Bosch collection label on the bottom.