The Chemistry, Properties and Tests of Precious Stones
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THE CHEMISTRY,
PROPERTIES AND TESTS OF
PRECIOUS STONES
THE CHEMISTRY, PROPERTIES
AND TESTS
OF
PRECIOUS STONES.
BY
JOHN MASTIN, M.A. D.Sc. Ph.D. Litt.D.
CONTENTS
PREFACE
THE CHEMISTRY, PROPERTIES AND TESTS OF PRECIOUS STONES
CHAPTER I.
INTRODUCTORY.
CHAPTER II.
THE ORIGIN OF PRECIOUS STONES.
CHAPTER III.
PHYSICAL PROPERTIES.
A—Crystalline Structure.
CHAPTER IV.
PHYSICAL PROPERTIES.
B—Cleavage.
CHAPTER V.
PHYSICAL PROPERTIES.
C—Light.
CHAPTER VI.
PHYSICAL PROPERTIES.
D—Colour.
CHAPTER VII.
PHYSICAL PROPERTIES.
E—Hardness.
CHAPTER VIII.
PHYSICAL PROPERTIES.
F—Specific Gravity.
CHAPTER IX.
PHYSICAL PROPERTIES.
G—Heat.
CHAPTER X.
PHYSICAL PROPERTIES.
H—Magnetic and Electric Influences.
CHAPTER XI.
THE CUTTING OF PRECIOUS STONES.
CHAPTER XII.
IMITATIONS, AND SOME OF THE TESTS, OF PRECIOUS STONES.
White or Colourless Stones.
Yellow Stones.
Brown and Flame-Coloured Stones.
Red and Rose-Coloured Stones.
Pink Stones.
Blue Stones.
Green Stones.
Violet Stones.
Chatoyant Stones.
Black Stones.
CHAPTER XIII.
VARIOUS PRECIOUS STONES.
The Diamond.
Corundum.
The Ruby.
The Sapphire.
CHAPTER XIV.
VARIOUS PRECIOUS STONES—continued.
The Chrysoberyl.
The Topaz.
The Beryl.
The Emerald.
The Tourmaline.
CHAPTER XV.
VARIOUS PRECIOUS STONES—continued.
Zircon.
The Silicates.
The Lapis-Lazuli.
The Turquoise.
INDEX
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