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Ivory
Structure :
Amorphous
Hardness :
2.5
Specific Gravity :
1.9
Refractive index :
1.53 - 1.5
Doubly Refracting (bi-refraction) :
not availa
Monday 10/07/2024
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Gem Properties
·
Abalone
·
Achroite (Tourmaline)
·
Agate ( Chalcedony)
·
Alexandrite
·
Almandine ( Garnet )
·
Amber
·
Amethyst ( Quartz)
·
Ammolite
·
Andalusite
·
Andradite Garnet
·
Apatite
·
Aquamarine ( Beryl )
·
Aventurine ( Quartz )
·
Azurite
·
Benitoite
·
Bloodstone ( Chalcedony )
·
Brown Quartz ( Smokey Quartz )
·
Calcite
·
Carnelian ( Chalcedony )
·
Cassiterite
·
Celestine
·
Cerussite
·
Chalcedony
·
Chatoyant Quartz
·
Chrysoberyl
·
Chrysocolla
·
Chrysoprase (Chalcedony)
·
Citrine ( Quartz )
·
Coral
·
Danburite
·
Diamond
·
Diopside
·
Dioptase
·
Dravite ( Tourmaline)
·
Emerald ( Beryl )
·
Enstatite
·
Epidote
·
Euclase
·
Fire Agate (Chalcedony)
·
Fluorite
·
Gold
·
Goshenite (Beryl)
·
Grossular Garnet (Tsavorite Garnet)
·
Gypsum
·
Heliodor ( Beryl )
·
Hematite
·
Hessonite (Grossular Garnet)
·
Imperial Topaz
·
Indicolite ( Tourmaline)
·
Iolite
·
Ivory
·
Jadeite
·
Jasper (Chalcedony)
·
Jet
·
Kornerupine
·
Kunzite
·
Kyanite
·
Labradorite
·
Lapis Lazuli ( Lazurite)
·
Lazulite
·
Malachite
·
Meerschaum
·
Microcline
·
Milky Quartz
·
Moonstone
·
Morganite ( Beryl)
·
Nephrite ( Jade)
·
Obsidian
·
Oligoclase
·
Onyx
·
Opal
·
Orthoclase
·
Padparasha ( Corundum)
·
Pearl
·
Peridot
·
Pink Topaz ( Mercury Myst Vapor )
·
Plasma ( Chalcedony)
·
Prase ( Chalcedony )
·
Prehnite
·
Pyrite
·
Pyrope ( Garnet )
·
Rock Crystal ( Quartz )
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Rubellite ( Tourmaline)
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Ruby ( Corundum)
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Sapphire ( Corundum)
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Sardonyx ( Chalcedony)
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Scapolite
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Schorl (Tourmaline)
·
Shell
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Spessarite (Garnet)
·
Sphalerite
·
Spinel
·
Spodumene (Hiddenite - Triphane)
·
Tanzanite (Zoisite)
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Tektites ( Moldavite )
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Tiger Eye
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Titanite (Sphene)
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Topaz
·
Turquoise
·
YAG (Garnet)
·
Zircon
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