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Shows and describes different kinds of rocks and minerals, and tells how to identify rocks by testing for hardness, streak color, and density
Shows and describes different kinds of rocks and minerals, and tells how to identify rocks by testing for hardness, streak color, and density
A guide to the major rocks, minerals and gemstones found in Europe. It contains an introduction to the basics of mineralogy, followed by a list of the general features of a rock that can be used in its identification. It also explains how to tell the basic difference between an igneous, metamorphic and sedimentary rock, allowing quick reference to the major identification sections for each of these classes. In these will be found comprehensive descriptions of each rock or mineral, with details of its composition, hardness, specific gravity, colour, fracture, cleavage, streak, lustre, transparency and crystal system, as well as notes on how it is formed and where it might be found, both in the UK and in the rest of the world.
Provides detailed information regarding the physical characteristics and unique traits of more than 1,800 precious and semiprecious stones, as well as discussing gemstone structure, production, name origin, and symbolism.
A new edition of the clearest, most authoritative guide to gemstones you will find. From Amber to Rubellite, discover over 130 varieties of cut and uncut stones, organic gemstones and precious metals. 800 incredible photos, precise annotations and detailed descriptions, including everything from gemstone shapes to their composition, will help you to identify different stones quickly and easily. Covers everything from what a gemstone is and where they occur to the natural properties they have and how they have been fashioned and imitated through the ages. Perfect for gemstone lovers and a comprehensive guide for collectors.
Shows and describes the characteristics of over two hundred gems and minerals
A guide which aims to enable the collector and enthusiast to identify rocks, minerals and fossils from all over the world. The text covers collecting and conserving fossils, their major characteristics and details of where they are located.

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