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Bruce Cairncross

First Field Guide to Gemstones of Southern Africa

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Sasol First Field Guide to Gemstones of Southern Africa is a fascinating guide to the gemstones of the region. Full-colour photographs and easy-to-read text will help the beginner and budding naturalist to identify the more common gemstones that occur in southern Africa, discover where they are found, and learn about their unusual features.
Rocks & MineralsNature
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111 printed pages
Original publication
2011
Publication year
2011
Publishers
Penguin Random House South Africa, Struik Nature
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Quotes

  • Ирина Осипенкоhas quoted2 years ago
    There are three basic methods of copying gemstones:
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    • Ирина Осипенкоhas quoted2 years ago
      The traditional method of panning is still practised by many communities around the world such as in Sri Lanka, where sapphires are panned from rivers. Panning involves sifting through deposits of sand and gravel. The swirling action of water is used to wash away lighter material, leaving behind only the heavier material, including any gemstones.
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