Radial group of elongated Tourmaline group crystals, black and very lustrous, in a Quartz and Feldspar matrix, with small lamellar Hematite crystals. The specimen, a rarity for this well-known Swiss locality, comes from the collection of Robert-Auguste Touchon, whose handwritten label we will send to the buyer.
Cavradi gorge (Val Cavradi), Municipality of Tujetsch (Tavetsch), Surselva District, Grischun (Grisons; Graubünden) Switzerland
Specimen size: 6.1 × 4.6 × 4.1 cm = 2.40” × 1.81” × 1.61”
Main crystal size: 1 × 0.1 cm = 0.39” × 0.04”
|