Loose Nano crystal Yellow Sapphire Color 2mm Round Faceted gemstones wholesale from china supplier and manufacturer. Pictures What is Nano Gemstones ? A: Nano Crystal gemstone - is the glass-ceramic material with nano sized (10⁻⁹m) crystals of Spinel in an aluminosilicate glass matrix, which is not special glass and it is not synthetic crystal or mineral - it is their hybrid. This composite material has unique physical and optical properties: Color (homogeneous and even), Density (3-3.3g/cm³), Luster (RI=1.61-1.64); Melting temperature (more than 1650 C°) and high thermal shock resistance make this material ideally compatible with the wax-casting technology. Nano Crystal gemstone are a new type of created gemstone made especially for jewellery. The colour is homogeneous, meaning that if you bought 100 emerald green nano crystal stones, the colour would be exactly the same in every stone. The material has been created with precious metal clay in mind, so any size gem should be kiln safe and blow torch safe with out colour change or damage. #Nano Crystal gemstone# does not contain any health hazardous contaminants (lead, arsenum, cadmium) Hardness: 7 on Mohs scale Refractive Index: 1.65-1.7 Specific Gravity: 3.5-4 Dispersion: 0.015 Melting Point: 1700 degrees Celcius It does not...

Loose Nano crystal London Blue Greenish Color 2mm Round Faceted gemstones wholesale from china supplier and manufacturer. Pictures What is Nano Gemstones ? A: Nano Crystal gemstone - is the glass-ceramic material with nano sized (10⁻⁹m) crystals of Spinel in an aluminosilicate glass matrix, which is not special glass and it is not synthetic crystal or mineral - it is their hybrid. This composite material has unique physical and optical properties: Color (homogeneous and even), Density (3-3.3g/cm³), Luster (RI=1.61-1.64); Melting temperature (more than 1650 C°) and high thermal shock resistance make this material ideally compatible with the wax-casting technology. Nano Crystal gemstone are a new type of created gemstone made especially for jewellery. The colour is homogeneous, meaning that if you bought 100 emerald green nano crystal stones, the colour would be exactly the same in every stone. The material has been created with precious metal clay in mind, so any size gem should be kiln safe and blow torch safe with out colour change or damage. #Nano Crystal gemstone# does not contain any health hazardous contaminants (lead, arsenum, cadmium) Hardness: 7 on Mohs scale Refractive Index: 1.65-1.7 Specific Gravity: 3.5-4 Dispersion: 0.015 Melting Point: 1700 degrees Celcius It does...

Moissanite D Color Series:

Color: D, Colorless (Supernova),

Size: 9x11mm
Clarity:VVS
Cut: Faceted Brilliant (Heart and Arrow)

MM size & Ct weight Chart: http://m.frgems.com/loose-moissanite-stones-mm-sizes-carat-weight-chart.html

Moissanite D Color Series:

Color: D, Colorless (Supernova),

Size: 9x11mm
Clarity:VVS
Cut: Faceted Brilliant (Heart and Arrow)

MM size & Ct weight Chart: http://m.frgems.com/loose-moissanite-stones-mm-sizes-carat-weight-chart.html

Moissanite D Color Series:

Color: D, Colorless (Supernova),

Size: 9x11mm
Clarity:VVS
Cut: Faceted Brilliant (Heart and Arrow)

MM size & Ct weight Chart: http://m.frgems.com/loose-moissanite-stones-mm-sizes-carat-weight-chart.html

Loose Natural Druzy Black Color Round Cabochon 8mm Wholesale at factory prices from China Suppliers and manufacturer. Picture The above black Color Druzy stones are made of Druzy agate, it's round cabochon. Flat base with dyed crystallised black coloured surface. The surface of the stone may be irregular due to the nature of the stone. What Is Natural Druzy/Druzy Agate ? Druzy is the glittering effect of tiny crystals over top a colorful mineral. It is beautiful when used in making jewelry. One of the perks to druzy stones is that they are not as expensive as big faceted gemstones and they have sparkle and great color and it can be cut into various shapes with ease. The druzy quartz gems grow slowly over millions of years and are found as the very last layer of growth on agate or another colorful base. It does not always refer to quartz, druzy is any kind of mineral found in a plate-like form, such as garnets, calcite, dolomite and malachite. Common colors are white, yellow, brown, red, and orange. Druzy style beads are great for centerpieces in pendants. While they look sparkly and delicate, druzy quartz is a fairly durable gem. This...

Moissanite D Color Series:

Color: D, Colorless (Supernova),

Size: 9x11mm
Clarity:VVS
Cut: Faceted Brilliant (Heart and Arrow)

MM size & Ct weight Chart: http://m.frgems.com/loose-moissanite-stones-mm-sizes-carat-weight-chart.html

Loose Natural Rose Amethyst Octagon Shape Emerald Cut 8x6mm Gemstones Wholesale at factory direct price from China Suppliers and manufacturers. Picture What Is A Rose de France amethyst? A Rose de France amethyst is a member of the amethyst family of gemstones. It is defined by its markedly light shade of the purple known to the amethyst family. The color is reminiscent of a lavender/lilac shade. Amethyst is rated at 7 on the Moh's Scale of Hardness. Rose de France Specifications and Characteristics Color: Light shades of purple, pink, or mauve Crystal structure: Hexagonal Luster: Vitreous (glass-like) Transparency: Transparent to translucent Refractive index: 1.54-1.55 Density: 2.6-2.7 Cleavage: None Pleochroism: Present; Red and/or blue ​Birthstones & Anniversaries of Rose de France Amethyst Rose de France is a beloved variety of amethyst sometimes called “pale amethyst” or “light amethyst.” For anyone born in February, you can celebrate your own season of love with a gorgeous rose de france amethyst birthstone ! Where to buy Natural Africa Amethyst Color gemstones? You're here in the right place, FU RONG GEMS supply and manufacture high quality of Natural Rose de France amethyst Color gemstones in many kind of popular shapes/cuts. We have a quite collection...

Moissanite D Color Series:

Color: D, Colorless (Supernova),

Size: 9x11mm
Clarity:VVS
Cut: Faceted Brilliant (Heart and Arrow)

MM size & Ct weight Chart: http://m.frgems.com/loose-moissanite-stones-mm-sizes-carat-weight-chart.html

Loose Natural Rose Amethyst Oval Shape Faceted Cut 10x8mm Gemstones Wholesale at factory direct price from China Suppliers and manufacturers. Picture What Is A Rose de France amethyst? A Rose de France amethyst is a member of the amethyst family of gemstones. It is defined by its markedly light shade of the purple known to the amethyst family. The color is reminiscent of a lavender/lilac shade. Amethyst is rated at 7 on the Moh's Scale of Hardness. Rose de France Specifications and Characteristics Color: Light shades of purple, pink, or mauve Crystal structure: Hexagonal Luster: Vitreous (glass-like) Transparency: Transparent to translucent Refractive index: 1.54-1.55 Density: 2.6-2.7 Cleavage: None Pleochroism: Present; Red and/or blue ​Birthstones & Anniversaries of Rose de France Amethyst Rose de France is a beloved variety of amethyst sometimes called “pale amethyst” or “light amethyst.” For anyone born in February, you can celebrate your own season of love with a gorgeous rose de france amethyst birthstone ! Where to buy Natural Africa Amethyst Color gemstones? You're here in the right place, FU RONG GEMS supply and manufacture high quality of Natural Rose de France amethyst Color gemstones in many kind of popular shapes/cuts. We have a quite collection...