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Gem Resources
PO Box 62006
Minneapolis, MN 55426
Phone: (612) 664-0252
Toll-Free: (800) 588-8515
E-Mail: gri@gemresources.com
Order Forms: PDF WORD
PO Box 62006
Minneapolis, MN 55426
Phone: (612) 664-0252
Toll-Free: (800) 588-8515
E-Mail: gri@gemresources.com
Order Forms: PDF WORD
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News & Specials
Lab Ruby Faceted, Lab Blue Spinel, Cubic Zirconia Faceted, Lab Cabochons & More!
Metal clay heating tests.
Shop Talk Gem Info
Natural Cabochons
Amethyst
Aquamarine Seafoam
Black Onyx
Black Spinel
Black Star Diopside
Blue Chalcedony
Carnelian
Carnelian Bright
Citrine
Citrine Dark
Coral
Garnet Ant Hill
Garnet Hessonite
Garnet Orissa
Garnet Red Pyrope
Garnet Rhodolite
Green Aventurine
Iolite
Kyanite
Kyanite Indigo Blue
Labradorite
Lapis
Malachite
Moonstone
Moonstone Green
Moonstone Peach
Moonstone Rainbow
Moonstone Silver Gray
Mother Of Pearl
Obsidian Gold Sheen Closeout
Obsidian Rainbow Closeout
Opal Australian
Opal Doublets
Opal Ethiopian
Opal Mexican
Opal Pink Angel Skin
Peridot
Prehnite
Quartz Clear
Quartz Green Amethyst
Quartz Honey
Quartz Lemon
Quartz Olive
Quartz Rose
Quartz Smoky
Ruby
Sapphire Blue
Sapphire Montana
Sapphire Pink
Sapphire Yellow
Sunstone
Tiger Eye
Topaz London Blue
Topaz Swiss Blue
Topaz White (Clear)
Turquoise
Amethyst
Aquamarine Seafoam
Black Onyx
Black Spinel
Black Star Diopside
Blue Chalcedony
Carnelian
Carnelian Bright
Citrine
Citrine Dark
Coral
Garnet Ant Hill
Garnet Hessonite
Garnet Orissa
Garnet Red Pyrope
Garnet Rhodolite
Green Aventurine
Iolite
Kyanite
Kyanite Indigo Blue
Labradorite
Lapis
Malachite
Moonstone
Moonstone Green
Moonstone Peach
Moonstone Rainbow
Moonstone Silver Gray
Mother Of Pearl
Obsidian Gold Sheen Closeout
Obsidian Rainbow Closeout
Opal Australian
Opal Doublets
Opal Ethiopian
Opal Mexican
Opal Pink Angel Skin
Peridot
Prehnite
Quartz Clear
Quartz Green Amethyst
Quartz Honey
Quartz Lemon
Quartz Olive
Quartz Rose
Quartz Smoky
Ruby
Sapphire Blue
Sapphire Montana
Sapphire Pink
Sapphire Yellow
Sunstone
Tiger Eye
Topaz London Blue
Topaz Swiss Blue
Topaz White (Clear)
Turquoise
Topaz London Blue
Natural London Blue Topaz
Refraction Index: 1.610 - 1.620
Hardness: 8
Specific Gravity: 3.53 - 3.56
Dispersion: 0.014
Treatment: Irradiated and heat-treated
Care: Wash with mild soap and water. Never steam or ultrasonically clean.
Refraction Index: 1.610 - 1.620
Hardness: 8
Specific Gravity: 3.53 - 3.56
Dispersion: 0.014
Treatment: Irradiated and heat-treated
Care: Wash with mild soap and water. Never steam or ultrasonically clean.
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Copyright © GRI