Notes on Synthetic Precious Opal
- 1 January 1975
- journal article
- Published by Gem-A in The Journal of Gemmology
- Vol. 14 (5) , 215-223
- https://doi.org/10.15506/jog.1975.14.5.215
Abstract
Gem-A - the world's longest established provider of gem education.This publication has 0 references indexed in Scilit: