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Index
A HAND-BOOK OF PRECIOUS STONES
PREFACE.
What are Precious Stones?
Physical Characters.
CRYSTALLIZATION.
CLEAVAGE.
FRACTURE.
Optical Properties.
REFRACTION.
POLARIZATION OF LIGHT.
Pleiochroism.
Colors.
Lustre.
Streak.
Hardness.
Specific Gravity.
Weight.
Fusibility.
Magnetism.
Transparency.
Phosphorescence.
Electricity.
Cutting and Polishing.
Diamond.
Corundum.
The Ruby.
Sapphire.
Fancy Sapphires.
Star Sapphires.
Spinel.
Beryl.
Emerald.
Beryl.
Chrysoberyl.
Cymophane.
Alexandrite.
Zircon.
Turquois.
Tourmaline.
Opal.
Pearl.
Chrysolite.
Garnet.
Topaz.
Apatite.
Felspar.
Moonstone.
Sunstone. (AVANTURINE FELSPAR.)
Amazon Stone. (GREEN FELSPAR.)
Labradorite.
Cyanite.
Lapis Lazuli.
Hiddenite.
Spodumene.
Dichroite.
Idocrase.
Euclase.
Sphene.
Phenacite.
Epidote.
Axinite.
Diopside.
Fluor Spar.
Hypersthene.
Quartz.
Crystallized Quartz.
Amethyst.
Yellow Quartz.
Cairngorm, etc.
Rose Quartz.
Avanturine.
Cat’s-Eye.
Crocidolite.
Heliotrope.
Chrysoprase.
Prase.
Plasma.
Chalcedony.
Agates.
Onyx or Agate Onyx.
Carnelian.
Jasper.
False Lapis.
Hematite.
Obsidian.
Malachite.
Jet.
Amber.
Coral.
TABLE OF HARDNESS AND SPECIFIC GRAVITY.
GENERAL INDEX.
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