For courtesies, information and illustrations I am indebted to the following to whom my sincere thanks are due: Prof. T. Wada, of Tokyo, Japan; Dr. G. O. Clerc, President of the Societe Curalienne des Amis des Sciences Naturelles, Ekaterineburg, Russia; Dr. Charles Braddock, late Medical Inspector to the King of Siam; Sir Charles Hercules Reed, Curator of Archæology, British Museum, London; A. W. Feavearyear, London; Dr. Peter Jessen, Librarian of the Kunstegewerbe Museum of Berlin; Miss Belle DaCosta Green; Dr. Berthold Laufer, Oriental Archæologist, Field Museum of Natural History, Chicago; Dr. Oliver P. Farrington, Field Museum of Natural History, Chicago; Hereward Carrington, Psychist, New York; Dr. W. Hayes Ward, Archæologist and Babylonian Scholar; Mrs. Henry Draper, New York; W. W. Blake, Mexico City, who has done so much to encourage Mexican archæological investigation; Dr. Edward Forrester Sutton, New York; Dr. W. H. Holmes of the United States Bureau of Ethnology, Washington; Mr. McNeil M. Judd, Archæologist, United States National Museum; Dr. Arthur Fairbanks, Director of the Boston Museum of Fine Arts; Tan Sien Ko, Government Archæologist of Burma; Dr. Charles C. Abbott, Archæologist, Trenton, N. J.; Edgar T. Willson, of the Jewelers’ Circular Publishing Co.; Dr. Edward H. Thompson, Archæologist, of Progreso, Yucatan, Mexico, and Cambridge, Mass.; Rev. Charles Sadleir of Aurcaria, Chile; Mrs. Nona Lebour of Corbridge-on-Tyne, England; and Dr. Charles P. Fagnani, Union Theological Seminary, New York City. G. F. K. SEPTEMBER, 1915 Contents CHAPTER PAGE I. MAGIC STONES AND ELECTRIC GEMS 1 II. ON METEORITES, OR CELESTIAL STONES 72 III. STONES OF HEALING 118 IV. ON THE VIRTUES OF FABULOUS STONES, CONCRETIONS AND FOSSILS 160 V. SNAKE-STONES AND BEZOARS 201 VI. ANGELS AND MINISTERS OF GRACE 241 VII. ON THE RELIGIOUS USE OF VARIOUS STONES 277 VIII. AMULETS: ANCIENT, MEDIEVAL, AND ORIENTAL 313 IX. AMULETS OF PRIMITIVE PEOPLES AND OF MODERN TIMES 348 X. FACTS AND FANCIES ABOUT PRECIOUS STONES 377 Illustrations