Conichalcite Crystals
Green Conichalcite Crystals from the Serpieri Mine in in the Lavrion mining district of southeastern Attica, Greece.
Technical details: Canon EOS 6D Mark II Camera, Canon 100mm Macro f/2.8 Lens, 1/160 sec. - f/8 - ISO 100 -- Size - 16.9mm x 12.1mm x 10.3mm - Weight - 2.0 grams