Mass of fluorescent hydrothermal quartz . As seen in this photograph, this specimen shows a bright yellow fluorescent response under short wave UB (254nm) . This piece is also fluorescent under long wave UV (365nm) Size 5 x 3 x 3 cm
Historic specimen from Gianguido Giannobi collection, acquired in the Zurch mineral show in 1976 . A perfect hematite rose on a large adularia crystals cluster. Size: 6x4x4 cm.
Very well defined scepter growth whose base is a smoky crystal, with a very deep color, capped by a sharp crystal with a short prism and translucent with many inclusions Size 5x3 cm