GemResearch Swisslab AG Contributions to Gemology No. 3: Challenge of the Identification of a New Gemstone – Pezzottaite – combined with No. 5 Gem Quality Johachidolite: Occurrence, Chemical Composition and Crystal Structure$40.00Add to cart
GemResearch Swisslab AG Contributions to Gemology No. 5 Gem Quality Johachidolite: Occurrence, Chemical Composition and Crystal Structure – combined with No. 3: Challenge of the Identification of a New Gemstone – Pezzottaite$40.00Add to cart
GemResearch Swisslab AG Contributions to Gemology No. 3: Challenge of the Identification of a New Gemstone – Pezzottaite – combined with No. 5 Gem Quality Johachidolite: Occurrence, Chemical Composition and Crystal Structure$40.00Add to cart
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