Gem News International: Naturally healed fractures in Ethiopian opals
- Research areas:
- Year:
- 2012
- Authors:
-
- Benjamin Rondeau
- Jean-Pierre Gauthier
- Emmanuel Fritsch
- Journal:
- GEMS & GEMOLOGY
- Volume:
- 48
- Number:
- 4
- Pages:
- 306-307
- Month:
- WIN
- ISSN:
- 0016-626X
- BibTex: