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Gem Resources
PO Box 62006
Minneapolis, MN 55426
Phone: (612) 664-0252
Fax: (707) 361-0252
Toll-Free: (800) 588-8515
E-Mail: gri@gemresources.com
Order Forms: PDF HTML WORD
PO Box 62006
Minneapolis, MN 55426
Phone: (612) 664-0252
Fax: (707) 361-0252
Toll-Free: (800) 588-8515
E-Mail: gri@gemresources.com
Order Forms: PDF HTML WORD
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Aquamarine, Sapphire, Peridot, Ruby, Tourmaline, Labradorite & More!
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Gem stone metal clay heating tests.
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Faceted Gems
Brazilian Amethyst
Deep Color Amethyst
Green Amethyst
Ametrine
Apatite
Aquamarine
Black Onyx
Carnelian Bright Orange
Citrine - Deep Color
Citrine - Medium Color
Citrine - Oro Verde
Diamond
Emerald
Garnet - Ant Hill
Garnet - Hessonite
Garnet - Orissa
Garnet - Red Pyrope
Garnet - Rhodolite
Iolite
Labradorite
Marcasite
Mexican Opal
Moonstone
Moonstone Rainbow
Peridot
Quartz - Rutilated
Quartz - Smoky
Ruby
Sapphire - Pink
Sapphire - White
Sapphire - Blue
Sapphire - Midnight Blue
Sapphire - Yellow
Sapphire Rounds Unique
Sapphire Single Stones
Sapphire Suites
Spinel - Pink
Spinel Black
Topaz - Twilight Mystic
Topaz - London Blue
Topaz - Mercury Mist
Topaz - Mystic
Topaz - Pink
Topaz - Sky Blue
Topaz - Swiss Blue
Topaz - White
Tourmaline - Pink
Zircon - Golden
Brazilian Amethyst
Deep Color Amethyst
Green Amethyst
Ametrine
Apatite
Aquamarine
Black Onyx
Carnelian Bright Orange
Citrine - Deep Color
Citrine - Medium Color
Citrine - Oro Verde
Diamond
Emerald
Garnet - Ant Hill
Garnet - Hessonite
Garnet - Orissa
Garnet - Red Pyrope
Garnet - Rhodolite
Iolite
Labradorite
Marcasite
Mexican Opal
Moonstone
Moonstone Rainbow
Peridot
Quartz - Rutilated
Quartz - Smoky
Ruby
Sapphire - Pink
Sapphire - White
Sapphire - Blue
Sapphire - Midnight Blue
Sapphire - Yellow
Sapphire Rounds Unique
Sapphire Single Stones
Sapphire Suites
Spinel - Pink
Spinel Black
Topaz - Twilight Mystic
Topaz - London Blue
Topaz - Mercury Mist
Topaz - Mystic
Topaz - Pink
Topaz - Sky Blue
Topaz - Swiss Blue
Topaz - White
Tourmaline - Pink
Zircon - Golden
Garnet - Hessonite
Refraction Index: 1.73-1.76
Hardness: 7.0-7.5
Specific Gravity: 3.65-3.87
Treatment: None
Firing in Metal Clay results; Silver 1200F-1HR OK, Silver 1475F-1HR Metallic, Silver 1650F-2HR Metallic, Bronze 1525F-2HR OK, and Copper 1778F-30 min OK, Fire in carbon to avoid metallic coating.
Hardness: 7.0-7.5
Specific Gravity: 3.65-3.87
Treatment: None
Firing in Metal Clay results; Silver 1200F-1HR OK, Silver 1475F-1HR Metallic, Silver 1650F-2HR Metallic, Bronze 1525F-2HR OK, and Copper 1778F-30 min OK, Fire in carbon to avoid metallic coating.
Round Facet
| 3.5 mm |  2 pieces $6.00 |
4 pieces $10.00 |
| 4 mm | 2 pieces $7.00 |
4 pieces $12.00 |
| 4.5 mm | 2 pieces $8.00 |
4 pieces $14.00 |
Emerald Cut Facet
| 5 x 3 mm | 2 pieces $6.50 |
4 pieces $12.00 |
Oval Facet
| 4 x 3 mm | 2 pieces $7.00 |
4 pieces $12.00 |
| 6 x 4 mm | 2 pieces $9.00 |
4 pieces $16.00 |
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Copyright © GRI