Minerals and Gemstones 
300 of the Earths Natural Treasures.
Preloved/as new condition, softcover book.
By Dr David C.Cook & Dr. Wendy L.Kirk
Features 300 minerals and gemstones, from copper, gold, and silver to opal, kernite and gismondite
•Learn what the Earth is made of, how its rocks were formed and how minerals and gems are used today
•Information tables give colour, luster, streak, hardness, specific gravity, cleavage, habit and crystal system
•Each entry is illustrated with a photograph