Gemstones
Auteur :
Oldershaw, Cally
Éditeur :
Oldershaw, CallyWoodward, Christine M.,Harding, Roger R.,
ISBN :
9780565091552
Date de publication :
1 mars 2001
Dimensions :
21,0 x 20,0 x 0,5 cm
Poids :
235 g
Langue :
Anglais
Pays d'origine :
Grande Bretagne
This revised edition explores the nature of gems, their beauty, rarity and durability, and the mineral properties that govern these qualities. It describes the most popular gemstones in detail and looks at how gem minerals form, where they are found and mined, and how they are identified.