G. M. Sprague

An Easy Guide to Stones in Jewellery G. M. Sprague

This fascinating text comprises a detailed guide to gemmology, perfect for the aspiring amateur and seasoned practitioner alike. Covering in detail the fundamentals of the subject, this rare book constitutes a great addition to any gemmological collection and is a veritable must-have for those looking for an introduction to the subject. This text is split into the two parts: Transparent Stones and Translucent and Opaque Stones, and contains chapters on: The Materials to be Studied; The ?Bending? of light, and its Effects; The Pocket Lens; ?Inclusion? in Stones; The ?Chelsea? filter; The Microscope; and many more. G. M. Sprague was a fellow, Tully medallist, and Anderson prize-winner of the Gemmological Association of Great Britain. This rare text is proudly republished here with a new introduction to the subject.