A manual of geometrical crystallography. Treating solely of those portions of the subject useful in the identification of minerals This book, "A manual of geometrical crystallography", by G.M. Butler, is a replication of a book originally published before 1918. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.