Rock crystal - Madagascar - crystal minerals 4.7 cm / 35g / AN589

ROCK CRYSTAL belongs to the silicate group. It mainly contains silicon. Rock crystal occurs in cryptocrystalline form or with colorless prismatic crystals. Its hardness on the Mohs scale is 7/10!

Unique piece - Contractual photos

Origin: crystal minerals from Madagascar

Dimensions: 4.7 x 4.6 x 3.7 cm

Weight: 35 g