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Gem Resources
PO Box 62006
Minneapolis, MN 55426

Phone: (612) 664-0252
Toll-Free: (800) 588-8515
E-Mail:
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Monthly Specials

February 2020

Cubic Zirconia Checkerboard Top Cabochon Assorted - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

3 mm	Regular price 12 pieces $6.00	Sale price no longer available
4 mm	Regular price 12 pieces $7.00	Sale price no longer available
5 mm	Regular price 12 pieces $9.00	Sale price no longer available

Closeout Cubic Zirconia White Checkerboard Top Cabochon - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

3 mm	Regular price 12 pieces $6.00	Sale price no longer available
4 mm	Regular price 12 pieces $7.00	Sale price no longer available
5 mm	Regular price 12 pieces $9.00	Sale price no longer available
6 mm	Regular price 6 pieces $7.00	Sale price no longer available

Lab Spinel Blue Zircon Checkerboard Top Cabochon - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

3 mm	Regular price 6 pieces $7.00	Sale price no longer available
4 mm	Regular price 6 pieces $9.00	Sale price no longer available
5 mm	Regular price 4 pieces $8.00	Sale price no longer available
6 mm	Regular price 2 pieces $6.00	Sale price no longer available

Lab Spinel Sapphire Checkerboard Top Cabochon - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

3 mm	Regular price 6 pieces $7.00	Sale price no longer available
4 mm	Regular price 6 pieces $9.00	Sale price no longer available
5 mm	Regular price 4 pieces $8.00	Sale price no longer available

Lab Corundum Ruby Checkerboard Top Cabochon - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

Emerald Green Nano - Safe to Fire

Metal Clay Test, safe to fire.
ano gemstones is a glass-ceramic material with nano size spinel crystals.
Density: 3-3.3
Luster: RI-1.61-1.64
Melting temperature: 2900 to 3100 F
High thermal shock resistance make it ideal for wax-casting and metal clay.

2 mm	Regular price 50 pieces $12.00	Sale price no longer available
3 mm	Regular price 12 pieces $7.00	Sale price no longer available
4 mm	Regular price 6 pieces $8.00	Sale price no longer available
5 mm	Regular price 6 pieces $10.00	Sale price no longer available
6 mm	Regular price 4 pieces $12.00	Sale price no longer available

Pink Opal Nano - Safe to Fire

Metal Clay Test, safe to fire.
ano gemstones is a glass-ceramic material with nano size spinel crystals.
Density: 3-3.3
Luster: RI-1.61-1.64
Melting temperature: 2900 to 3100 F
High thermal shock resistance make it ideal for wax-casting and metal clay.

2 mm	Regular price 50 pieces $12.00	Sale price no longer available
3 mm	Regular price 12 pieces $7.00	Sale price no longer available
4 mm	Regular price 6 pieces $8.00	Sale price no longer available
5 mm	Regular price 6 pieces $10.00	Sale price no longer available
6 mm	Regular price 4 pieces $12.00	Sale price no longer available

Black Nano - Safe to Fire

Metal Clay Test, safe to fire.
ano gemstones is a glass-ceramic material with nano size spinel crystals.
Density: 3-3.3
Luster: RI-1.61-1.64
Melting temperature: 2900 to 3100 F
High thermal shock resistance make it ideal for wax-casting and metal clay.

2 mm	Regular price 100 pieces $9.00	Sale price no longer available
3 mm	Regular price 25 pieces $8.00	Sale price no longer available
4 mm	Regular price 20 pieces $12.00	Sale price no longer available
5 mm	Regular price 6 pieces $8.00	Sale price no longer available
6 mm	Regular price 6 pieces $10.00	Sale price no longer available

Cubic Zirconia Diamond White (Clear) Facet Round - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

2 mm	Regular price 50 pieces $6.00	Sale price no longer available
3 mm	Regular price 50 pieces $11.00	Sale price no longer available
4 mm	Regular price 25 pieces $9.00	Sale price no longer available
5 mm	Regular price 25 pieces $14.00	Sale price no longer available
6 mm	Regular price 12 pieces $9.00	Sale price no longer available

Lab Corundum Ruby Facet Round - Safe to Fire

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

2 mm	Regular price 50 pieces $13.00	Sale price no longer available
3 mm	Regular price 25 pieces $8.00	Sale price no longer available
4 mm	Regular price 12 pieces $9.00	Sale price no longer available
5 mm	Regular price 6 pieces $6.00	Sale price no longer available
6 mm	Regular price 6 pieces $8.00	Sale price no longer available

Lab Spinel Sapphire - Safe to FireFacet Round

Metal Clay, safe to fire.
Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon

2 mm	Regular price 12 pieces $6.00	Sale price no longer available
3 mm	Regular price 12 pieces $8.00	Sale price no longer available
4 mm	Regular price 6 pieces $6.00	Sale price no longer available
5 mm	Regular price 6 pieces $9.00	Sale price no longer available
6 mm	Regular price 6 pieces $12.00	Sale price no longer available

Rainbow Moonstone Cab Round

Natural Rainbow Moonstone Cabochon
Some Inclusions

Metal Clay, safe to fire.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR Iridescent Blue, Bronze 1525F-2HR-OK, Copper 1778F-30min-More Iridescent. Fire in carbon.

Refraction Index: 1.518-1.526
Hardness: 6.0-6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

3 mm	Regular price 6 pieces $8.00	Sale price no longer available
4 mm	Regular price 4 pieces $10.00	Sale price no longer available
5 mm	Regular price 2 pieces $9.00	Sale price no longer available
6 mm	Regular price $8.00 each	Sale price no longer available
7 mm	Regular price $12.00 each	Sale price no longer available

Rainbow Moonstone Cab Oval

Natural Rainbow Moonstone Cabochon
Some Inclusions

Metal Clay, safe to fire.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR Iridescent Blue, Bronze 1525F-2HR-OK, Copper 1778F-30min-More Iridescent. Fire in carbon.

Refraction Index: 1.518-1.526
Hardness: 6.0-6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

6 x 4 mm	Regular 2 pieces $9.00	Sale price no longer available
7 x 5 mm	Regular $7.00 each	Sale price no longer available
8 x 6 mm	Regular $11.00 each	Sale price no longer available
10 x 8 mm	Regular $22.00 each	Sale price no longer available
14 x 10 mm	Regular $50.00 each	Sale price no longer available

Rainbow Moonstone Facet Round

Natural Rainbow Moonstone
Some Inclusions

Metal Clay, safe to fire.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR Iridescent Blue, Bronze 1525F-2HR-OK, Copper 1778F-30min-More Iridescent. Fire in carbon.

Refraction Index: 1.518-1.526
Hardness: 6.0-6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

5 mm	Regular 2 pieces $8.00	Sale price no longer available
6 mm	Regular $6.00 each	Sale price no longer available
8 mm	Regular $13.00 each	Sale price no longer available
10 mm	Regular $30.00 each	Sale price no longer available

Rainbow Moonstone Facet Oval

Natural Rainbow Moonstone
Some Inclusions

Metal Clay, safe to fire.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR Iridescent Blue, Bronze 1525F-2HR-OK, Copper 1778F-30min-More Iridescent. Fire in carbon.
Refraction Index: 1.518-1.526
Hardness: 6.0-6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

6 x 4 mm	Regular 2 pieces $7.00	Sale price no longer available
7 x 5 mm	Regular $6.00 each	Sale price no longer available
8 x 6 mm	Regular $12.00 each	Sale price no longer available

Moonstone Square with Point

Natural Moonstone

Safe to fire in Metal Clay.
Test Results: Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Fire in Carbon.

Refraction Index: 1.518 - 1.526
Hardness: 6.0 - 6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

4 x 4 mm	Regular 2 pieces $5.00	Sale price 4 pieces $6.00
5 x 5 mm	Regular 2 pieces $8.00	Sale price 4 pieces $9.00
6 x 6 mm	Regular $7.00 each	Sale price 2 pieces $8.00

Moonstone Trillion with Point

Natural Moonstone

Safe to fire in Metal Clay.
Test Results: Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Fire in Carbon.

Refraction Index: 1.518 - 1.526
Hardness: 6.0 - 6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

4 x 4 mm	Regular 4 pieces $5.00	Sale price no longer available
5 x 5 mm	Regular 4 pieces $8.00	Sale price no longer available
6 x 6 mm	Regular 2 pieces $8.00	Sale price no longer available
7 x 7 mm	Regular $7.00 each	Sale price no longer available
8 x 8 mm	Regular $9.00 each	Sale price no longer available

Moonstone Cab Pear

Natural Moonstone

Safe to fire in Metal Clay.
Test Results: Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Fire in Carbon.

Refraction Index: 1.518 - 1.526
Hardness: 6.0 - 6.7
Specific Gravity: 2.56
Species: Feldspar
Treatment: None
Care: Avoid harsh chemicals and never clean with ultrasonically or steam clean.

6 x 4 mm	Regular 4 pieces $9.00	Sale price no longer available
7 x 5 mm	Regular 2 pieces $8.00	Sale price no longer available
9 x 6 mm	Regular $8.00 each	Sale price no longer available
10 x 7 mm	Regular $10.00 each	Sale price no longer available
12 x 8 mm	Regular $16.00 each	Sale price no longer available
15 x 10 mm	Regular $31.00 each	Sale price no longer available
18 x 13 mm	Regular $65.00 each	Sale price no longer available

Dark Citrine Round Cab

Natural Citrine Cabochons

Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Care: Ultrasonic cleaning is usually safe. Never steam clean.

2 mm	Regular 6 pieces $8.00	Sale price no longer available
3 mm	Regular 4 pieces $8.00	Sale price no longer available
4 mm	Regular 2 pieces $6.00	Sale price no longer available
5 mm	Regular $7.00 each	Sale price no longer available
6 mm	Regular $11.00 each	Sale price no longer available
8 mm	Regular $24.00 each	Sale price no longer available
10 mm	Regular $60.00 each	Sale price no longer available

Dark Citrine Oval Cab

Natural Citrine Cabochons

Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Care: Ultrasonic cleaning is usually safe. Never steam clean.

6 x 4 mm	Regular $6.00 each	Sale price no longer available
7 x 5 mm	Regular $10.00 each	Sale price no longer available
8 x 6 mm	Regular $16.00 each	Sale price no longer available
10 x 8 mm	Regular $60.00 each	Sale price no longer available

Dark Citrine Trillion Cab

Natural Citrine Cabochons

Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Care: Ultrasonic cleaning is usually safe. Never steam clean.

4 x 4 mm	Regular 2 pieces $7.00	Sale price no longer available
5 x 5 mm	Regular $6.00 each	Sale price no longer available
6 x 6 mm	Regular $8.00 each	Sale price no longer available

Dark Citrine Square with Point

Natural Citrine Cabochons

Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Care: Ultrasonic cleaning is usually safe. Never steam clean.

5 x 5 mm	Regular $8.00 each	Sale price no longer available
6 x 6 mm	Regular $8.00 each	Sale price no longer available
8 x 8 mm	Regular $25.00 each	Sale price no longer available

Garnet Round Cab

Natural Garnet Cab

Refraction Index: 1.73-1.76
Hardness: 7.0-7.5
Specific Gravity: 3.65-3.87
Treatment: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

Metal Clay, safe to fire.
Test 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.

3 mm	Regular 10 pieces $6.00	Sale price no longer available
4 mm	Regular 6 pieces $6.00	Sale price no longer available
5 mm	Regular 4 pieces $6.00	Sale price no longer available
6 mm	Regular 4 pieces $9.00	Sale price no longer available
7 mm	Regular 2 pieces $7.00	Sale price no longer available
8 mm	Regular $5.00 each	Sale price no longer available
10 mm	Regular $6.00 each	Sale price no longer available
12 mm	Regular $19.00 each	Sale price no longer available
15 mm	Regular $60.00	Sale price no longer available

Garnet Square with Point Cab

Natural Garnet Cab

Refraction Index: 1.73-1.76
Hardness: 7.0-7.5
Specific Gravity: 3.65-3.87
Treatment: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

Metal Clay, safe to fire.
Test 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.

4 x 4 mm	Regular 6 pieces $8.00	Sale price no longer available
5 x 5 mm	Regular 4 pieces $8.00	Sale price no longer available
6 x 6 mm	Regular 2 pieces $7.00	Sale price no longer available
7 x 7 mm	Regular $10.00 each	Sale price no longer available
8 x 8 mm	Regular $13.00 each	Sale price no longer available
10 x 10 mm	Regular $19.00 each	Sale price no longer available
12 x 12 mm	out of stock	out of stock

Garnet Trillion with Point Cab

Natural Garnet Cab

Refraction Index: 1.73-1.76
Hardness: 7.0-7.5
Specific Gravity: 3.65-3.87
Treatment: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

Metal Clay, safe to fire.
Test 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.

5 x 5 mm	Regular 4 pieces $8.00	Sale price no longer available
6 x 6 mm	Regular 2 pieces $6.00	Sale price no longer available
7 x 7 mm	Regular $7.00 each	Sale price no longer available
8 x 8 mm	Regular $12.00 each	Sale price no longer available
10 x 10 mm	Regular $15.00 each	Sale price no longer available

Blue Chalcedony Pear

Natural Blue Chalcedony Cabochons

Hardness: 6.5 - 7
Species: Quartz
Specific Gravity: 2.58 - 2.64
Refractive Index: 1.530 - 1.539
Treatment: None
Care: Usually safe for ultrasonic and steam cleaning

7 x 5 mm	Regular $5.00 each	Sale price no longer available
8 x 5 mm	Regular $6.00 each	Sale price no longer available
9 x 6 mm	Regular $9.00 each	Sale price no longer available
10 x 7 mm	Regular $13.00 each	Sale price no longer available
12 x 8 mm	Regular $20.00 each	Sale price no longer available
15 x 10 mm	Regular $40.00 each	Sale price no longer available

Blue Chalcedony Marquise

Natural Blue Chalcedony Cabochons

Hardness: 6.5 - 7
Species: Quartz
Specific Gravity: 2.58 - 2.64
Refractive Index: 1.530 - 1.539
Treatment: None
Care: Usually safe for ultrasonic and steam cleaning

10 x 5 mm	Regular $7.00 each	Sale price no longer available
12 x 6 mm	Regular $12.00 each	Sale price no longer available
14 x 7 mm	Regular $20.00 each	Sale price no longer available
16 x 8 mm	Regular $25.00 each	Sale price no longer available
18 x 9 mm	Regular $35.00 each	Sale price no longer available

Blue Chalcedony Square With Point

Natural Blue Chalcedony Cabochons

Hardness: 6.5 - 7
Species: Quartz
Specific Gravity: 2.58 - 2.64
Refractive Index: 1.530 - 1.539
Treatment: None
Care: Usually safe for ultrasonic and steam cleaning

4 x 4 mm	Regular 4 pieces $8.00	Sale price no longer available
5 x 5 mm	Regular 2 pieces $8.00	Sale price no longer available
6 x 6 mm	Regular $7.00 each	Sale price no longer available
8 x 8 mm	Regular $17.00 each	Sale price no longer available

Blue Chalcedony Trillion

Natural Blue Chalcedony Cabochons

Hardness: 6.5 - 7
Species: Quartz
Specific Gravity: 2.58 - 2.64
Refractive Index: 1.530 - 1.539
Treatment: None
Care: Usually safe for ultrasonic and steam cleaning

4 x 4 mm	Regular 4 pieces $8.00	Sale price no longer available
5 x 5 mm	Regular 2 pieces $6.00	Sale price no longer available
6 x 6 mm	Regular 2 pieces $10.00	Sale price no longer available
7 x 7 mm	Regular $7.00 each	Sale price no longer available
8 x 8 mm	Regular $10.00 each	Sale price no longer available
10 x 10 mm	Regular $21.00 each	Sale price no longer available