CHAPTER II KIMBERLEY AND ITS DIAMOND MINES CHAPTER III KIMBERLEY MINES AT THE PRESENT DAY CHAPTER IV COLLECTING THE GEMS CHAPTER VI NOTEWORTHY DIAMONDS CHAPTER VII BOART, CARBONADO, AND GRAPHITE CHAPTER VIII PHYSICAL AND CHEMICAL PROPERTIES OF THE DIAMOND CHAPTER IX GENESIS OF THE DIAMOND CHAPTER X THE NATURAL FORMATION OF THE DIAMOND TRANSCRIBER’S NOTE Footnote anchors are denoted by [number], and the footnotes have been placed at the end of the book. Basic fractions are displayed as ½ ⅓ ¼ etc; other fractions are shown in the form a/b, for example 1/144 or 5/12. Some minor changes to the text are noted at the end of the book. Harper’s Library of Living Thought ·DIAMONDS·BY SIR WILLIAM CROOKES LL.D., D.Sc., F.R.S. Foreign Sec. R.S., Hon. LL.D. (Birmingham), Hon. Sc.D. (Camb. and Dubl.), Hon. D.Sc. (Oxon. and Cape of Good Hope); Past Pres. Chem. Soc., Brit. Assoc., Inst. Elect. Eng., Soc. Psych. Res.; Hon. Mem. Roy. Phil. Soc. Glasgow, Roy. Soc. N.S.W., Pharm. Soc., Chem. Metall. and Mining Soc. of South Africa, Amer. Chem. Soc., Amer. Philos. Soc., Roy. Soc. Sci. Upsala, Deutsch. Chem. Gesell. Berlin, Psychol. Soc. Paris, “Antonio Alzate” Sci. Soc. Mexico. Sci. Soc. Bucharest, Reg. Accad. Zelanti, Aci Reale; Corresp. Inst. de France (Acad. Sci.), Corresp. Mem. Bataafsch Genoots. Rotterdam, Soc. d’Encouragement pour l’Indust. Paris, For. Mem. Accad. Lincei Rome. WITH 24 ILLUSTRATIONS LONDON AND NEW YORK TO MY WIFE MY COMPANION AND FRIEND OF |