Andradit (var. demantoid), Chryzotil (var. azbest)
Sferlùn asbestos mine, Lanzada, Sondrio Province, Lombardy, Itálie
Původ: Museum of the Minerals of Valtellina and Valchiavenna, Sondrio, Italy
Autor: Zbyněk Buřival
Gemmy demantoid crystals in white chrysotile asbestos, real Sferlùn classic material.
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