“Rhombic crystals, with typical morphology for the species, yellow, of fluellite on acicular crystals, white, aggregated in clumps, of wavellite. Collection and photo of Gianfranco Ciccolini. Nikon D610, bellows, Schneider Kreuznach 35mm; f: 4. Focal using 5.6. ”
Gianfranco Ciccolini - 17th February 2016