Shell Opal
-Australia, Couber peddy

Matrix Opal /sugar treatment
-Honduras

Opal
-Ethiopia

Opal
-Slovakia, Dubnik

Opal
-Mexico, Queretaro

To Opal 2

To Opal 3 (Hyalite /Siliceous Oolite)

Name : Opal   オパール　貴たんぱく石

Gallery: No.105,   No.112,   No.381,  No.417

No.377,   No.380,   No.409,   No.410

No.760,   No.785