1. Gem indentification made easy
Author: / Antoinette L. Malins 7 A. C. Bonanno,Matlins
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Precious stones --Identification
Classification :
QE
392
.
M33
1989
2. Guide to gems
Author: Cally Oldershaw,Title
Library: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
Subject: Precious stones,Crystals,Precious stones- Identification,Crystals- Identification,Gemmes,Cristaux
Classification :
QE
.
O38
392
2004
