User:Maungkaung/Books/Mineral

Basic Geology

 * Agate
 * Beryl
 * Carnelian
 * Chrysoberyl
 * Cinnabar
 * Dolomite
 * Heliotrope (mineral)
 * Mica
 * Opal
 * Peridot
 * Pyrope
 * Sapphire