“Cluster of thin, elongated, colorless stilbite-Ca crystals grown for the entire range of orientation angles from 0 to 360 degrees. On the right other stilbite-Ca crystals as globular aggregates, typical for the locality. Collection and photo of Gianfranco Ciccolini. Nikon D610, bellows, Schneider Kreuznach 28mm; f:4. Focal using 5.6.”
Gianfranco Ciccolini - 11th February 2016