Nature Guide Gems

Introduces over four hundred different gemstone specimens, with descriptions, identification tips, and classification information for each stone.

Author: Dorling Kindersley

Publisher: DK Nature Guide

ISBN: 9781409364634

Category: Gems

Page: 224

View: 844

Introduces over four hundred different gemstone specimens, with descriptions, identification tips, and classification information for each stone.

Gems

Introduces over four hundred different gemstone specimens, with descriptions, identification tips, and classification information for each stone.

Author: Ra Bonewitz

Publisher: Dk Pub

ISBN: 9781465402189

Category: Nature

Page: 224

View: 887

Introduces over four hundred different gemstone specimens, with descriptions, identification tips, and classification information for each stone.

Nature Guide Gems

The physical properties of the mineral from which the gem is cut determine its susceptibility to wear, breakage, and deterioration. Diamonds may be "forever", but other gems may not be, depending on their properties. cleavage plane ...

Author: DK

Publisher: Dorling Kindersley Ltd

ISBN: 1409341712

Category: Nature

Page: 224

View: 761

Have the world in your hands with these compact, illustrated natural history guides From red beryls to rubies, pick through Nature Guide Gems, a beautiful guide to earth's most precious stones. Part of a new generation of compact natural history guides, Nature Guide Gems is packed full of stunning images that reveal the intricate details and unique characteristics of earth's treasured jewels and metals. Expertly written and including over 400 examples from across the globe, these guides will give you knowledge of the natural world at your fingertips. With a detailed introduction on identifying and classifying gems and 140 individual profiles with clear, informative descriptions of each type of stone, Nature Guide Gems is the ideal identification guide.

Nature Guide Rocks and Minerals

A gem is any mineral that is highly prized for its beauty, durability, and rarity. It is enhanced in some manner by altering its shape, usually by cutting and polishing. Most gems begin as crystals of minerals or as aggregates of ...

Author: DK

Publisher: Dorling Kindersley Ltd

ISBN: 1409364836

Category: Nature

Page: 352

View: 894

Have the world in your hands with these compact, affordable, illustrated natural history guides From malachite to meteorites, leaf through Nature Guide Rocks and Minerals, a beautiful guide profiling the world's specimens. Part of a new generation of compact natural history guides, Rocks and Minerals is packed full of stunning images that reveal intricate details and unique characteristics of the rocks and minerals featured. Expertly written and including examples from across the globe, these guides will give you knowledge of the natural world at your fingertips. With a detailed introduction on identifying and classifying minerals and clear sections on each type of rock and mineral, Nature Guide Rocks and Minerals is the ideal identification guide.

Birds

Birds introduces you to 75 fascinating species from around the world.

Author: Mark E. Hauber

Publisher: Gems of Nature

ISBN: 0711258430

Category: Nature

Page: 176

View: 930

Birds introduces you to 75 fascinating species from around the world.

The Book of Beetles

The Book of Beetles uncovers 600 significant examples, selected as part of a genome program. They are shown in glorious photographs, life size and in detail, alongside an engraving offering a side or open-winged view.

Author: Patrice Bouchard

Publisher: Ivy Press

ISBN: 1782402322

Category: Nature

Page: 656

View: 518

More than one fifth of all known life forms on this planet are beetles. They are extraordinarily visually diverse: renowned British geneticist JBS Haldane, when asked what could be inferred about God from a study of His works, replied, An inordinate fondness for beetles. The Book of Beetles uncovers 600 significant examples, selected as part of a genome program. They are shown in glorious photographs, life size and in detail, alongside an engraving offering a side or open-winged view. Each profile includes a population distribution map, a table of essential information, and a commentary revealing notable characteristics, related species, and a diagnosis of the specimens importance in terms of taxonomy, rarity, behaviour, and scientific significance. Arranged taxonomically, this essential reference reveals the variety and importance of beetles for the first time.


Simon and Schuster s Guide to Gems and Precious Stones

Detailed and comprehensive, this book is essential for anyone interested in the study of gems and precious stones.

Author: Curzio Cipriani

Publisher: Simon & Schuster

ISBN:

Category: Gems

Page: 384

View: 264

"Simon & Schuster's Guide to Gems and Precious Stones" provides both the connoisseur and the casual collector with a compact, easy-to-use volume describing more than 100 rare varieties of minerals whose beauty and mystery have possessed our imaginations from time immemorial. More than 450 brilliant photographs accompany profiles of each gem, covering such aspects as appearance, physical properties -- density, hardness, refraction -- occurrence, and how to judge quality and value. Additional sections describe the process of cutting gemstones and the techniques professional gemologists use to evaluate a stone's weight and optical properties. Detailed and comprehensive, this book is essential for anyone interested in the study of gems and precious stones.

Rocks and Minerals

Guide to more than 400 specimens of rocks, gems, and minerals, identifying their properties and characteristics, and explaining their importance to man.

Author: Herbert Spencer Zim

Publisher: New York : Simon and Schuster

ISBN:

Category: Mineralogy

Page: 160

View: 700

Guide to more than 400 specimens of rocks, gems, and minerals, identifying their properties and characteristics, and explaining their importance to man.

Western Gem Hunters Atlas

ROCK IDENTIFICATION ETC OUR OWN MAP GUIDES GOLD DIGGERS ATLAS ROBERT N JOHNSON NW GEM FIELDS & GHOST TOWN ATLAS ... TRAILS ABBOTT SEASHELLS OF NORTH AMERICA GOLDEN NATURE GUIDES FOSSILS SEAS INDIAN ARTS LAND FORMS Rocks & MINE - - - *.

Author: Humphrey Cyril Johnson

Publisher:

ISBN:

Category: Precious stones

Page: 79

View: 234