Lazurite (xl = 3.3 cm)
(Na,Ca)7-8(Al,Si)12(O,S)24[(SO4),Cl2,(OH)2]
Badakhshan, Afghanistan (1992)
Photo & Coll. P. Perroud (now in NHM Geneva).
Lazurite, (Na,Ca)7-8(Al,Si)12(O,S)24[(SO4),Cl2,(OH)2]
Badakhshan, Afghanistan
Photo & Coll. W. Kubli.