“Aggregate of brown correianevesite crystals with pseudo octahedral dress, indeed, rhombic bipyramides, with prismatic blacks crystals, bright, grown up, one on top of the aggregation of correianevesite and other, smaller, scattered everywhere, of a mineral belonging to the Frondelite-Rockbridgeite Series. The measurement of 1 mm refers to one side of the bipyramid of the correianevesite. Collection and photo by Gianfranco Ciccolini. Nikon D750, bellows, Luminar 25 mm. ”

“A shiny black prismatic crystal of a mineral belonging to the Frondelite-Rockbridgeite Series, grown on top of an aggregate of brown crystals of ranianevesite. The measurement of one millimeter refers to the length of the prism of the black crystal. Collection and photo by Gianfranco Ciccolini. Nikon D750, bellows, Luminar 25 mm. ”