Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 2,5 cm associated with shorl . Size 7 x 4 x 3 cm
Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 2,5 cm associated with shorl . Size 6 x 4 x 3 cm
Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 1,5 cm associated with shorl . Size 4x3x3 cm