Dyed Purple Hydrophane Opal.
| Autor: | Renfro, Nathan, McClure, Shane F. |
|---|---|
| Zdroj: | Gems & Gemology. Winter2011, Vol. 47 Issue 4, p260-270. 11p. 17 Color Photographs, 2 Graphs. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
|
| Autor: | Renfro, Nathan, McClure, Shane F. |
|---|---|
| Zdroj: | Gems & Gemology. Winter2011, Vol. 47 Issue 4, p260-270. 11p. 17 Color Photographs, 2 Graphs. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
|