MX69AL4: Group of short prismatic Proustite crystals, one of them clearly dominant, twinned, very rich in terminal faces, between translucent and transparent, with good luster and in excellent condition despite the age of the specimen, typical of one of the great classical Central European deposits. We will deliver the specimen on its original old turned wooden stand with brass post.
From the Leif Engman collection, with the collection label, which has a long and interesting history, since it was found in 1732 by Anton Von Swab, later passing through several historical collections.
Jáchymov (Joachimsthal), Karlovy Vary District, Krušné Hory Mountains (Erzgebirge), Karlovy Vary Region, Bohemia  Czech Republic (05/1732)

Specimen size: 1 × 0.9 × 0.7 cm = 0.39” × 0.35” × 0.28”