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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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Natural Cabochons

November 2019

Sapphire Facet Rounds Colors

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

1.1 to 1.4 mm	Regular price 12 pieces $10.00	Sale price 24 pieces $11.00
1.5 to 1.7 mm	Regular price 8 pieces $10.00	Sale price 16 pieces $11.00
1.8 to 2.2 mm	Regular price 8 pieces $18.00	Sale price 16 pieces $19.00
2.3 to 2.4 mm	Regular price 4 pieces $18.00	Sale price 8 pieces $19.00

Sapphire Facet Rounds Assorted White to Blue

HNatural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

1.1 to 1.4 mm	Regular price 12 pieces $10.00	Sale price 24 pieces $11.00
1.5 to 1.7 mm	Regular price 8 pieces $10.00	Sale price 16 pieces $11.00
1.8 to 2.1 mm	Regular price 8 pieces $18.00	Sale price 16 pieces $19.00

Ruby Facet Square - Closeout

Natural Ruby

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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 x 2 mm

Regular price 4 pieces $8.00

Sale price 8 pieces $9.00

Ruby Facet Oval - Closeout

Natural Ruby

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 3 to 4 pieces

Closeout

Closeout $10.00

Ruby Facet Pear - Closeout

Natural Ruby

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 6 to 8 pieces

Closeout

Closeout $10.00

Closeout Sapphire and Ruby Facet Round - Miners Cut

Natural Sapphire and Ruby

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

Ruby One Carat, 8 to 10 pieces	Closeout	Closeout $10.00
Sapphire One Carat, 8 to 10 pieces	Closeout	Closeout $10.00

Yellow Sapphire Oval

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 2 to 3 pieces

Regular price $45.00

Sale price $20.00

Orange Sapphire Oval

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 2 to 3 pieces

Regular price $65.00

Sale price $35.00

Dark Sapphire Oval Closeout

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 2 pieces	Closeout	Closeout $10.00
Two Carat, 2 pieces	Closeout	Closeout $20.00

Blue Sapphire Pear Closeout

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 2 to 3 pieces

Closeout

Closeout $10.00

Blue Sapphire Trillion Closeout

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 2 to 3 pieces

Closeout

Closeout $15.00

Sapphire Marques Closeout

Natural Sapphire

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None
Treatment: Heat Treated
Care: Wash with warm, soapy water. Ultrasonic and steam cleaning are usually safe.

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.

One Carat, 4 to 5 pieces

Closeout

Closeout $10.00

Black Spinel Facet Round

Natural Black Spinel

Mohs hardness: 7.5 - 8
Refractive index: 1.719
Specific gravity: 3.6 - 4.1
Treatment: None
Heat Sensitive: None
Care: Usually safe for ultrasonic and steam cleaning

Metal Clay, safe to fire at all temperatures and methods.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR OK, Bronze 1525F-2HR-OK, Copper 1778F-30min-OK

3 mm	Regular price 6 pieces $5.00	Sale price 12 pieces $6.00
4 mm	Regular price 4 pieces $5.00	Sale price 8 pieces $6.00
5 mm	Regular price 2 pieces $6.00	Sale price 4 pieces $7.00
6 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
7 mm	Regular price $5.00 each	Sale price 2 pieces $6.00
8 mm	Regular price $6.00 each	Sale price 2 pieces $7.00
10 mm	Regular price $10.00 each	Sale price 2 pieces $11.00

Peridot Facet Round

Natural Peridot Facet

Refraction Index: 1.635
Hardness: 7.0
Specific Gravity: 3.3 - 3.4
Species: Olivine
Treatment: None
Heat Sensitivity: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

3 mm	Regular price 6 pieces $7.00	Sale price 12 pieces $8.00
4 mm	Regular price 4 pieces $10.00	Sale price 8 pieces $11.00
5 mm	Regular price 2 pieces $10.00	Sale price 4 pieces $11.00

Peridot Facet Oval

Natural Peridot Facet

Refraction Index: 1.635
Hardness: 7.0
Specific Gravity: 3.3 - 3.4
Species: Olivine
Treatment: None
Heat Sensitivity: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

6 x 4 mm	Regular price 2 pieces $9.00	Sale price 4 pieces $10.00
7 x 5 mm	Regular price 2 pieces $15.00	Sale price 4 pieces $16.00
8 x 6 mm	Regular price $25.00 each	Sale price $13.00 each
9 x 7 mm	Regular price $35.00 each	Sale price $18.00 each
10 x 8 mm	Regular price $49.00 each	Sale price $25.00 each

Peridot Trillion Facet

Natural Peridot Facet

Refraction Index: 1.635
Hardness: 7.0
Specific Gravity: 3.3 - 3.4
Species: Olivine
Treatment: None
Heat Sensitivity: None
Care: Wash with soapy water. Avoid harsh detergents. Never clean ultrasonically or steam clean.

3 x 3 mm	Regular price 4 pieces $5.00	Sale price 8 pieces $6.00
4 x 4 mm	Regular price 4 pieces $9.00	Sale price 8 pieces $10.00
6 x 6 mm	Regular price $10.00 each	Sale price 2 pieces $11.00

Peach Pink Tourmaline Round Facet

2.5 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
3 mm	Regular price $5.00 each	Sale price 2 pieces $6.00
3.5 mm	Regular price $7.00 each	Sale price 2 pieces $8.00
4 mm	Regular price $10.00 each	Sale price 2 pieces $11.00
4.5 mm	Regular price $15.00 each	Sale price 2 pieces $16.00
5 mm	Regular price $18.00 each	Sale price $10.00 each

Peach Pink Tourmaline Oval Facet

3 x 2 mm	Regular price 2 pieces $8.00	Sale price 4 pieces $9.00
5 x 3 mm	Regular price $8.00 each	Sale price 2 pieces $9.00
6 x 4 mm	Regular price $16.00 each	Sale price $9.00 each
7 x 5 mm	Regular price $27.00 each	Sale price $14.00 each
8 x 6 mm	Regular price $35.00 each	Sale price $18.00 each

Peach Pink Tourmaline Emerald Facet

5 x 3 mm	Regular price $8.00 each	Sale price 2 pieces $9.00
6 x 4 mm	Regular price $18.00 each	Sale price $10.00 each

White Topaz Round Facet

Natural White Topaz Facet

Refraction Index: 1.610 - 1.620
Hardness: 8
Specific Gravity: 3.53 to 3.56
Dispersion: 0.014
Treatment: None

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

2 mm	Regular price 12 pieces $6.00	Sale price 24 pieces $7.00
2.5 mm	Regular price 10 pieces $8.00	Sale price 20 pieces $9.00
3 mm	Regular price 10 pieces $10.00	Sale price 20 pieces $11.00
4 mm	Regular price 4 pieces $8.00	Sale price 8 pieces $9.00
5 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
6 mm	Regular price $6.00 each	Sale price 2 pieces $7.00
8 mm	Regular price $14.00 each	Sale price $8.00 each
10 mm	Regular price $40.00 each	Sale price $20.00 each
12 mm	Regular price $80.00 each	Sale price $40.00 each

White Topaz Oval Facet

White (Clear) Topaz Facet

Refraction Index: 1.610 - 1.620
Hardness: 8
Specific Gravity: 3.53 to 3.56
Dispersion: 0.014
Treatment: None

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

5 x 3 mm	Regular price 4 pieces $7.00	Sale price 8 pieces $8.00
6 x 4 mm	Regular price 2 pieces $6.00	Sale price 4 pieces $7.00
7 x 5 mm	Regular price $5.00 each	Sale price 2 pieces $6.00
8 x 6 mm	Regular price $8.00 each	Sale price 2 pieces $9.00
9 x 7 mm	Regular price $12.00 each	Sale price 2 pieces $13.00
10 x 8 mm	Regular price $18.00 each	Sale price $9.00 each
12 x 10 mm	Regular price $50.00 each	Sale price $25.00 each

White Topaz Emerald Facet

White (Clear) Topaz Facet

Refraction Index: 1.610 - 1.620
Hardness: 8
Specific Gravity: 3.53 to 3.56
Dispersion: 0.014
Treatment: None

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

7 x 5 mm	Regular price $8.00 each	Sale price 2 pieces $9.00
8 x 6 mm	Regular price $14.00 each	Sale price 2 pieces $15.00
10 x 8 mm	Regular price $34.00 each	Sale price $18.00 each
12 x 10 mm	Regular price $55.00 each	Sale price $28.00 each
14 x 10 mm	Regular price $100.00 each	Sale price $50.00 each

Rainbow Moonstone Facet Round

Natural Rainbow Moonstone Facet
Some Inclusions

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.

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.

4 mm	Regular price 4 pieces $8.00	Sale price 8 pieces $9.00
5 mm	Regular price 2 pieces $8.00	Sale price 4 pieces $9.00
6 mm	Regular price $6.00 each	Sale price 2 pieces $7.00
7 mm	Regular price $9.00 each	Sale price 2 pieces $10.00
8 mm	Regular price $13.00 each	Sale price 2 pieces $14.00
10 mm	Regular price $30.00 each	Sale price $15.00 each

Rainbow Moonstone Facet Oval

Natural Rainbow Moonstone Facet
Some Inclusions

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.

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.

6 x 4 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
7 x 5 mm	Regular price $6.00 each	Sale price 2 pieces $7.00
8 x 6 mm	Regular price $12.00 each	Sale price 2 pieces $13.00

Milky Moonstone Round Facet

Natural Moonstone Facet

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.

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

4 mm	Regular price 4 pieces $6.00	Sale price 8 pieces $7.00
5 mm	Regular price 2 pieces $5.00	Sale price 4 pieces $6.00
6 mm	Regular price 2 pieces $8.00	Sale price 4 pieces $9.00
8 mm	Regular price $8.00 each	Sale price 2 pieces $9.00
10 mm	Regular price $16.00 each	Sale price $9.00 each
12 mm	Regular price $29.00 each	Sale price $15.00 each

Milky Moonstone Oval Facet

Natural Moonstone Facet

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.

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

6 x 4 mm	Regular price 2 pieces $5.00	Sale price 4 pieces $6.00
7 x 5 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
8 x 6 mm	Regular price 2 pieces $10.00	Sale price 4 pieces $11.00
10 x 8 mm	Regular price $13.00 each	Sale price 2 pieces $14.00
12 x 10 mm	Regular price $20.00 each	Sale price $11.00 each

Carnelian Round Facet

Natural Carnelian

Color: Translucent Bright Orange
Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Treatment: Heat-treated and/or Dyed
Care: Ultrasonic and steam cleaning are usually safe.

5 mm	Regular price 6 pieces $10.00	Sale price 12 pieces $11.00
6 mm	Regular price 4 pieces $9.00	Sale price 8 pieces $10.00
7 mm	Regular price 2 pieces $6.00	Sale price 4 pieces $7.00
8 mm	Regular price 2 pieces $7.00	Sale price 4 pieces $8.00
10 mm	Regular price $9.00 each	Sale price 2 pieces $10.00
12 mm	Regular price $13.00 each	Sale price 2 pieces $14.00

Carnelian Oval Facet

Natural Carnelian

Color: Translucent Bright Orange
Refraction Index: 1.544-1.553
Hardness: 7
Specific Gravity: 2.66
Species: Quartz
Treatment: Heat-treated and/or Dyed
Care: Ultrasonic and steam cleaning are usually safe.

7 x 5 mm	Regular price 4 pieces $8.00	Sale price 8 pieces $9.00
8 x 6 mm	Regular price 2 pieces $6.00	Sale price 4 pieces $7.00
10 x 8 mm	Regular price $5.00 each	Sale price 2 pieces $6.00