2,786円 Geological Journeys: a traveller’s guide to South Africa’s rocks and landforms is an essential companion for car journeys. How often have we wondered about the jaunty tilt of a mountain ahead, the unusual patterns of a road cutting, the colour and texture of the roadside soil, or the purpose of a...

200円 The author teaches the three, main methods for finding diamonds in Arkansas. He also gives examples of people who have found success using these methods. Men, women, children, and the elderly can use these methods to find valuable diamonds at Arkansas' Crater of Diamonds State Park which is open ...

1,122円 Establish a fundamental understanding of the gemstone world with the Dictionary of Gems and Gemology. This seminal work became the single most important and authoritative reference text for professionals, students, and enthusiasts in the rapidly developing field of gemology. Shipley, the founder ...

827円 Every 12-year-old’s two favorite words: Summer vacation. No cold weather. No school. Just months of free time ahead. Best friends Sage Carrington and Isabel Flores are making the most of their summer break when they discover an antique treasure map near the Washington Monument. But when faced wit...

661円 This edition features • illustrations • a linked Table of Contents and Index CONTENTS Table of clay rocks I Introduction. The chemical and physical properties of clays II Clay and associated rocks III The origins of clays IV The modes of accumulation of clays V Some clays of commercial importance...

3,757円 Ayers Rock Uluru the largest monolith in the world, how did it get there? This book explains the wonders of the Australian landscape in the context of geology, geography, botany, zoology, ecology, environmental studies and agricultural science. Illustrated with 359 colour photos, 20 black and wh...

200円 Some visitors to SW Arkansas' Crater of Diamonds State Park find a valuable gem after just a short while on the search field. This ebook relates numerous, true stories of lucky visitors who discover a diamond quickly at this famous state park. Many color photos are incorporated to help tell these...

496円 A mid nineteenth century look at diamonds and other precious stones: Diamonds, Gems, Corals and Pearls. This short piece includes a brief history of some famous stones and a brief description of mining, diving and cutting of gems corals and pearls.

1,122円 This vintage book contains an interesting and practical study of the identification of gemstones, pearls, and ornamental minerals. A comprehensive and profusely-illustrated handbook for both novice and experienced practitioners, this volume is not to be missed by anyone with a keen interest in th...

2,674円 The Collins Nature Library is a new series of classic British nature writing – reissues of long-lost seminal works. The titles have been chosen by one of Britain’s best known and highly-acclaimed nature writers, Robert Macfarlane, who has also written new introductions that put these classics int...

1,471円 This ebook edition does not include illustrations. ‘In Richard Fortey’s capable hands the humble grey trilobite has been transformed into the E.T. of the Lower Palaeozoic – a remarkable and fascinating book.’ SIMON WINCHESTER Richard Fortey is one of Britain’s leading popular scientists. Life: An...

1,858円 At various times in a span of fifteen years, John McPhee made geological field surveys in the company of Eldridge Moores, a tectonicist at the University of California at Davis. The result of these trips is Assembling California, a cross-section in human and geologic time, from Donner Pass in the...