Download or read book Minerals and Gemstones written by David C. Cook and published by Mini Encyclopedia. This book was released on 2018-10-02 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: With 300 entries, Minerals and Gemstones includes a colour photograph, and a key information table including specifications such as the colour, lustre, streak, hardness, specific gravity, cleavage, habit and crystal system for each type of mineral and gemstone featured.