Four Treasures Reference Database
Record No. 4296
Fourteenth Annual Sinkankas Symposium • Sapphire
Conference Proceedings
Various Authors (2017) Fourteenth Annual Sinkankas Symposium • Sapphire. John Sinkankas Symposium, 8 April 2017, Carlsbad, CA: Gemological Society of San Diego/Gemological Institute of America, 136 pp..
ISBN/ISSN: 9780990000000 | RWHL*
gems, corundum, sapphire