Flattened crystals of Nasonite, a very rare lead and calcium sorosilicate, of prismatic habit, transparent and lustrous, on matrix.
The specimen, from the type locality for the species, comes from the Carles Curto collection's duplicates (number 1970.29), whose label and digital file we will send to the buyer.
Franklin Mine, Parker shaft, Franklin, Franklin Mining District, Sussex County, New Jersey USA
Specimen size: 2.9 × 2.5 × 1.4 cm = 1.14” × 0.98” × 0.55”
Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08”
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