Class II: Sulphides

From The Gemology Project
Revision as of 13:22, 1 October 2006 by Barbra (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search
Class II Sulfides
Marcasite FeS2
Pyrite FeS2
Sphalerite ZnS