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Azurite, (on Cerussite)


Mineral: Azurite, Cerussite
Chemistry: Cu3(CO3)2(OH)2
Size: 46 mm
Owner: Crystal Classics
Photographer: Crystal Classics

A well-formed, composite crystal of blue-black azurite (c. 30 mm) on an intergrowth of colourless to pale-yellow cerussite crystals, with a little matrix of porous, altered carbonate material.

The specimen is from the collection of Professor H. Siegmund, of Vienna University, Austria, who acquired it in 1958.