LIBROS DEL AUTOR: john sinkankas

3 resultados para LIBROS DEL AUTOR: john sinkankas

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  • Field Collecting Gemstones and Minerals
    John Sinkankas
    With easy-to-follow instructions on how to extract, trim, preserve, store and exhibit gemstones and minerals, this guide does a superb job of introducing beginners to the science of field collecting.Featuring clear and interesting illustrations, Field Collecting Gemstones and Minerals covers the fundamental aspects of mineral collecting, including how to plan for trips, read to...
    Disponible

    56,80 €

  • Prospecting For Gemstones and Minerals
    John Sinkankas
    Loaded with information about how, where and why mineral deposits form, Prospecting for Gemstones and Minerals is the perfect primer for the new collector.This essential guide features expert advice on where to find deposits, what they contain, and how to remove crystals from the ground. It also covers maps, how and when to use certain tools, and provides an excellent general i...
    Disponible

    56,80 €

  • Gem Cutting
    John Sinkankas
    A hobby backed by centuries of tradition, amateur gem cutting remains popular today. Once a completely unskilled beginner himself, Captain John Sinkankas never forgot his struggles in learning how to cut and polish gemstones without the benefit of an instructor. With his own experience in mind, he wrote Gem Cutting to make it possible for others to teach themselves how to do ev...
    Disponible

    48,81 €