1. Encyclopedia of rocks, minerals, and gemstones
Author:
Library: (Semnan)
Subject: ، Rocks- Encyclopedias,، Minerals- Encyclopedias,، Precious stones- Encyclopedias
Classification :
QE
423
.
E53
2. The Complete Guide To Rocks & Minerals : How to find, identify and collect the world ...
Author: Farndon, John
Library: Library and Documentation Center of Kurdistan University (Kurdistan)
Subject: ، Rocks -- Encyclopedias,، Minerals -- Encyclopedias
Classification :
QE
423
.
F3C6
3. The encyclopedia of rocks, minerals, and gemstones
Author:
Library: (South Khorasan)
Subject: Rocks--Encyclopedias,Minerals--Encyclopedias,Precious stones--Encyclopedias
Classification :
QE423
.
E53
2001
R
