Miniature, 3.5 x 2.6 x 1.7 cm
Mammoth-Saint Anthony Mine (Mammoth-St Anthony Mine; Mammoth Mine; St. Anthony Mine), St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA

Diaboleite is a rare lead, copper chloride. Diaboleite is one of the great treasures from the renowned Mammoth-St. Anthony Mine at Tiger. This specimen features large for the species and locality, intense azure blue, tabular blades of diaboleite to 8 mm aesthetically concentrated on a thin crust of quartz-rich matrix. Ex. Dick Jones Collection.