This fascinating text contains a detailed treatise on the use of X-Ray
optics in the taxonomy of minerals and gem stones. An interesting and
informative book on the subject, X-Ray Optics - The Diffraction of
X-Rays by Finite and Imperfect Crystals is a must-have for anyone with
an interest the study of crystals and constitutes a great addition to
any gemmological collection. Arthur James Cochran Wilson (28 November
1914 - 1 July 1995) was a Canadian crystallographer, most famous for his
contributions to X-ray crystallography and elected as a Fellow of the
Royal Society in 1963. This book has been elected for republication now
due to its immense educational value, and is proudly republished here
complete with a new introduction to the subject.