Amazonit roh, Brasilien, große Stücke Alpine Mineralien Größe: 31 x 17 x

Größe: 31 x 17 x 5 mm

Fundstelle: Shaba

Low power consumption: up to 20 hours runtime

Bezeichnung: Lapislazuli

Amazonit roh, Brasilien, große Stücke Alpine Mineralien Größe: 31 x 17 xDetails: Designation: Amazonite Location: Brazil Description: The blue green Amazonite belongs to the feldspar group. Mohs hardness: 6 Piece size: 4 10 cm 1 kg corresponds to approx. 3 6 pieces. Processing: grinding, Cabochons, tumbled stones, spheres etc. Grinding tip: Coarse grinding with diamond galvanized diamond grinding discs K80, 180 wet Plastic bound K280,600,1200,3000(8000), Type: AMPolishing: Diamond paste K14,000 dry on felt, leather or