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Federico Ahlfeld
modified rhombs of Calcite with a soft satiny white interior
the only instance in the mineral world where a specimen starts out as a native metal
gemmy Quartz crystal matrix
Specimen # BOL711B146
Chalcopyrite with Sphalerite on Quartz Scorzalite Federico AhlfeldA predominant, undamaged, golden tetragonal scalenohedron of Chalcopyrite sits in the center of a plate of grey white Quartz needles. The piece is accented by sharp, lustrous black Sphalerite crystals and additional Chalcopyrites which are sprinkled throughout. A very attractive miniature sized specimen of this classic material. Specimen # BULG4116
