$60.00
In stock
Description
Description
Contributions to Gemology, No. 3, August 2004
- Challenge of The Identification of a New Gemstone
- New Gem Mineral Pezzottaite
- Atomic Arrangements
Contributions to Gemology, No. 5, November 2007
- Gem Quality Johachidolite: Occurrence, Chemical Composition and Crystal Structure
Additional information
Additional Information
| Weight | 0.65 kg |
|---|---|
| Dimensions | 30 x 22 x 1.5 cm |