Precious Stones, Vol. 1

Volume 1 of a classic, thorough study of precious and semi-precious stones: diamond, topaz, opal, turquoise, ruby, emerald, garnet, more. Fullest, most exhaustive survey ever prepared gives detailed information on each gem's physical character, occurrence, properties, use, and related topics. "The most detailed work on gems"--Encyclopedia Britannica. Translated by L. C. Spencer. Total in set: 20 plates, 8 in color. 94 figures.

VOLUME I
INTRODUCTION
FIRST PART GENERAL CHARACTERS OF PRECIOUS STONES
I. NATURAL CHARACTERS AND OCCURRENCE
  A. Chemical Composition
  B. Crystalline Form
  C. Physical Characters
    (a) Specific Gravity
    (b) Cleavage
    (c) Hardness
    (d) Optical Characters
      1. Transparency
      2. Lustre
      3. Refraction of Light
      4. Double Refraction of Light
      5. Colour
      6. Dichroism
      7. Special Optical Appearances and Colour Effects
    (e) "Thermal, Electrical, and Magnetic Characters"
      1. Thermal Characters
      2. Electrical Characters
      3. Magnetism
  D. Occurrence of Precious Stones
II. APPLICATIONS OF PRECIOUS STONES
  A. Technical Applications
  B. Application as Jewels
    (a) Forms of Cutting
    (b) Process of Cutting
    (c) Boring
    (d) Working on the Lathe
    (e) Engraving ; Etching
    (f) Colouring and Burning
    (g) Mounting and Setting
    (h) Faults in Precious Stones
    (i) Artificial Production
    (j) Counterfeiting
    (k) Value and Price
III. CLASSIFICATION OF PRECIOUS STONES
SECOND PART SYSTEMATIC DESCRIPTION OF PRECIOUS STONES
  Diamond
  A. Characters of Diamond
    1. Chemical Characters
    2. Crystalline Form
    3. Specific Gravity
    4. Cleavage
    5. Hardness
    6. Optical Characters
    7. Electrical and Thermal Characters
  B. Occurrence of Diamond
    1. India
    2. Brazil
    3. South Africa
    4. Borneo
    5. Australia
    6. North America
    7. British Guiana
    8. Urals
    9. Lapland
    10. In Meteorites
  C. Origin and Artificial Production of Diamond
  D. Applications of Diamond
    1. Application in Jewellery
    2. Diamond-cutting
    3. Technical Applications
    4. Large and Famous Diamonds
    5. Value of Diamonds
    6. Imitation and Counterfeiting
VOLUME II
  Corundum
    Ruby
    Sapphire
    Other varieties
  Spinel
  Chrysoberyl
    Cymophane
    Alexandrite
  Beryl
    Emerald
    "Precious beryl (Aquamarine, &c.)"
  Euclase
  Phenakite
  Topaz
  Zircon
  Garnet Group
    Hessonite
    Spessartite
    Almandine
    "Pyrope (Bohemian garnet, "Cape ruby," Rhodolite"
    Demantoid
    "Grossularite, Melanite, Topazolite"
  Tourmaline
  Opal
    Precious opal
    Fire-opal
    Common opal
  Turquoise
  Bone-turquoise
  Lazulite
  Callainite
  Olivine
  Cordierite
  Idocrase
  Axinite
  Kyanite
  Staurolite
  Andalusite (Chiastolite)
  Epidote
    Piedmontite
  Dioptase
  Chrysocolla
  Garnierite
  Sphene
  "Prehnite (Chlorastrolite, Zonochlorite)"
  Thomsonite (Lintonite)
  Natrolite
  Hemimorphite
  Calamine
  Felspar Group
    Amazon-stone
    Sun-stone
    Moon-stone
    Labradorescent Felspar
    Labradorite
  Elæolite
  Cancrinite
  Lapis - lazuli
  Haüynite
  Sodalite
  Obsidian
  Moldavite
  Pyroxene and Amphibole Groups
    Hypersthene
    Bronzite
    Bastite
    Diallage
    Diopside
    Spodumene
    Rhodonite (and Lepidolite)
    Nephrite
    Jadeite (Chloromelanite)
  Quartz
  A. Crystallised Quartz
    Rock-crystal
    Smoky-quartz
    Amethyst
    Citrine
    Rose-quartz
    Prase
    Sapphire-quartz
    Quartz with enclosures
    Cat's-eye
    Tiger-eye
  B. Compact Quartz
    Hornstone
    Wood-stone
    Chrysoprase
    Jasper
    Avanturine
  C. Chalcedony
    Common Chalcedony
    Carnelian
    Plasma
    Heliotrope
      Agate (Onyx)
    Malachite
    Chessylite
    "Satin-spar (Calcite, Aragonite, and Gypsum)"
    Fluor-spar
    Apatite
    Iron-pyrites
    Hæmatite
    Ilmenite
    Rutile
    Amber
    Jet
THIRD PART DETERMINATION AND DISTINGUISHING OF PRECIOUS STONES
  General Methods
  A. Transparent stones
    Colourless stones
    Greenish-blue stones
    Pale blue stones
    Blue stones
    Violet stones
    Lilac and rose-coloured stones
    Red stones
    Reddish-brown stones
    Smoke-grey and clove-brown stones
    Reddish-yellow stones
    Yellowish-brown stones
    Yellow stones
    Yellowish-green stones
    Green stones
  B. Translucent and Opaque stones
    "White, faintly-coloured, and grey stones"
    Blue stones
    Green stones
    Black stones
    Yellow and brown stones
    "Rose-red, and lilac stones"
    Stones with more than one colour
    Stones with metallic lustre
  C. Stones with special optical effects
APPENDIX
  Pearls
    Nature and Formation
    Application
    Pearl-fishing
    Imitation
  Coral
    The Coral Skeleton
    The Living Coral
    Distribution : Coral-banks
    Coral-Fishing : Application : Trade