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Loose Synthetic Lab Created Corundum Blue Sapphire Light Blue Color 33# and 30# Round Shape Faceted Cut 5mm and 5mm gemstones Wholesale from China Suppliers and manufacturers. --Also Called as Synthetic Blue Sapphire,Lab created Blue Sapphire.--We Supply and Manufacture Corundum Blue sapphire stones in All kind of popular Shapes and Sizes;--Color Shades: #33 Light shade, #34 Medium and # 35 dark blue. Pictures What's the Blue Sapphire Color Stone? Blue sapphire belongs to the mineral species corundum. It can be a pure blue but ranges from greenish blue to violetish blue. The name “sapphire” can also apply to any corundum that’s not red and doesn’t qualify as ruby, another corundum variety. Sapphire is the September birthstone and for the 5th and 45th anniversary gemstone gifts. For specific birthstone information, September birthstone, Sapphire comes in all colors except red! It may be colorless, a deep blue, green, golden yellow, pink, reddish-orang, and violet. The most valuable color of sapphire is referred to as "corn-flower blue;" black, grey, or green overtones to this vivid blue will reduce overall value. Blue sapphire is not as expensive as diamond, emerald, and ruby, with the exception of the rare variety called Padparadscha, an orange-pink stone, and some Pink stones. The most common Corundum colors are Blue Sapphire and Ruby color stones, but we can also supply White Sapphire, Orange Sapphire, Yellow Sapphire and Alexandrites in all shapes and sizes. We have quite a collection of Blue Sapphire Color Loose gemstones such as popular Round Brilliant Cut,Princess Cut,Emerald Cut,Cushion Cut and also unique heart, Oval,Octagon,Marquise, Pear,Star Cuts and Much More... Special Shape and styles are available. What is Corundum and What are its Basic Qualities?A: Corundum is an aluminum oxide that commonly forms hexagonal barrel-shaped prisms that taper at both ends or as thin tabular hexagonal...

Loose Nano crystal Light Color Emerald Green #114 pear shape faceted Cut6x4mm and 7x5mm gemstones wholesale from china supplier and manufacturer. Pictures Emerald Green Color is one of most popular color gemstones for jewelry setting, if you do the wax casting, Nano Emerald Green Color Gemstones is the best Choice , as it's heat resistant, withstand a high temperature. There're other popular Emerald Green color stones options: Nano Crystal Emerald Green Colors Cubic Zirconia Emerald Green Colors Glass Emerald Green Colors. Moissanite stones Green Color stones. 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 change color when heated. Can be used in wax casting. The Main characteristics of Nanosital/Nano Crystal stones: 1.Nano Stone's specific gravity index is very close to that of the most valuable...

Loose nano crystal Citrine Yellow #172 color Oval Shape Faceted Cut 9x7mm and 11x9mm 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 change color when heated. Can be used in wax casting. The Main characteristics of Nanosital/Nano Crystal stones: 1.Nano Stone's specific gravity index is very close to that of the most valuable gemstones such as topaz, sapphire, ruby and aquamarine. 2.Nano Stone and the optical properties of the most popular color gemstones are almost similar. Nano Stone's main feature is its lack of an unnaturally strong lustre, which is typical of #cubic zirconia#, wherein the play of colors remains attractive. 3.Nano Stone's hardness (7 on Mohs scale) guarantees jewellery durability without the loss of its original...

Loose Nano crystal Sapphire Blue Dark Color 121/1# Oval shape Faceted Cut 5x7mm and 4x6mm gemstones wholesale from china supplier and manufacturer. Pictures This Color #121/1 Sapphire blue is the most popoular & best alternative color for the Synthetic Sapphire blue color stones. About the Sapphire Blue color Gemstones:Sapphire is the September birthstone and for the 5th and 45th anniversary gemstone gifts. For specific birthstone information, September birthstone, Sapphire, Sapphire comes in all colors except red! It may be colorless, a deep blue, green, golden yellow, pink, reddish-orang, and violet. The most valuable color of sapphire is referred to as "corn-flower blue;" black, grey, or green overtones to this vivid blue will reduce overall value. Blue sapphire is not as expensive as diamond, emerald, and ruby, with the exception of the rare variety called Padparadscha, an orange-pink stone, and some Pink stones. Another better alternative sapphire blue color gemstones are Corundum Blue sapphire, nano crystal Blue Sapphire stones, Lab Grown Blue sapphire gemstones. 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...

Loose Natural Semi Precious Genuine Garnet Red Color China Rough Round Shape Cabochon 5mm and 6mm gemstones Wholesale at factory direct price from China Suppliers and manufacturers. PICTURES What's Natural Garnet Red Stones? Garnet is not a single mineral, but describes a group of several closely related minerals. Garnets come in a variety of colors and have many different varieties. However, the most widely-known color of Garnet gemstones is dark red. Natural Red Garnet is Dark-red. It is a very strong color – the color of fire and blood. and Garnet is the traditional & Mordern birthstone for January, the zodiacal stone for Aquarius and the second anniversary stone. We supply two kinds of Natural Garnet Red Color Gemstones, one is China Rough Garnet Red (Dark Red), another is Mozambique Garnet Red. (Natural Mozambique Garnet is deep red with hints of orange and brown, reminds us of an autumn harvest or Indian summer.) UNUSUAL PROPERTIES: China Garnet Red and Mozambique Garnet are believed to be the ultimate declaration of love. These gemstones have a high refractive index, giving them an exceptional brilliance. Even in unfavourable lighting conditions, well cut Mozambique garnets will sparkle vividly. Garnets were thought to cure depression, protect against bad dreams, and relieve diseases of the liver, as well as haemorrhages. TREATMENT: Garnet gemstones are not enhanced, and their colours are always natural. Treatments such as heat treatment and irradiation have proved ineffective upon the Garnet gemstones. Where to buy Natural Red Garnet gemstones? You're in the right place, We supply high quality of loose Natural Red Garnet gemstones in many kinds of popular shapes/size, wholesale at factory direct price from China Suppliers and manufacturer. POPULAR SHAPES AND SIZES: * Factory direct. * Strict quality control. * Large Stock. * Customized is welcome. *All Photos are 100%...

Synthetic Lab Created Corundum alexandrite color change 46# Heart shape faceted cut 10x10mm gemstones Wholesale at factory direct price from China Suppliers and manufacturers. --Also Called as Synthetic Alexandrite,Lab created Alexandrite Color change Gemstones.--We Supply and Manufacture Alexandrite Color change stones in all kind of popular Shapes and Sizes;--Color Shades:#45 shade (With Color change Green Base), #46 (With color change Amethyst base) Pictures What's the Synthetic Corundum Alexandrite Color Sapphire Color Stone? True synthetic alexandrite itself is rarely seen because it is much easier to create synthetic corundum and synthetic spinel with color change properties that look like alexandrite. Synthetic corundum changes from a purple resembling amethyst under artificial light to a greyish-blue in daylight where synthetic spinel more closely resembles alexandrite with its change from reddish to blue-greenish hues. (There is also genuine color-change sapphire which mimics alexandrite, as well as color-change garnet that can be a real fooler.) The most common Corundum colors are Blue Sapphire and Ruby color stones, but we can also supply White Sapphire, Orange Sapphire, Yellow Sapphire and Alexandrites in many kinds of popular shapes and sizes. We have quite a collection of Alexandrite Color Loose gemstones such as popular Round Brilliant Cut,Princess Cut,Emerald Cut,Cushion Cut and also unique heart, Oval,Octagon,Marquise, Pear,Star Cuts and Much More... What is Corundum and What are its Basic Qualities?A: Corundum is an aluminum oxide that commonly forms hexagonal barrel-shaped prisms that taper at both ends or as thin tabular hexagonal plates. It has a hardness of 9 on the Mohs scale, making it one of the most durable commercial gemstones. It has no dominant cleavage and fractures in a conchoidal manner. A high density of ~4.0 g/cm3 (most silicate minerals are ~2.6 g/cm3) results in corundum occurring in secondary placer deposits and recoverable by panning methods, similar to...

Lab Grown Orange Sapphire oval 6x4mm, Green Sapphire oval 7x5mm, Purple sapphire oval 6x4mm and Paraiba Oval Faceted cut 7x5mm loose Gemstoneswholesale from china Suppliers and Manufacturer. PICTURES Which gemstones can be grown in a lab? Diamond, fancy colored diamond, sapphire, ruby, spinel, emerald, alexandrite, moissanite, and opal. Every year, technology advances and more opportunities are available. Even in just the last five years, There’re huge advancements in the methods used to grow colored gemstones. As you can see the pictures from this page, these colors are lab grown, and more and more colors will be created for the jewelry designs. How these Lab grown gemstones are made? Most of them are created with the methods byPulled Czochralski , TheCzochralski process, uses radio waves to melt the aluminum oxide. A rod tipped with a seed crystal is inserted into the mixture and slowly rotated and pulled out, creating a column of Colored stones. Video             Color Chart of Lab Grown Gemstones Popular Colors of Lab Grown Gemstones: OUR ADVANTAGE Factory & Manufacturer since 2008, strong productive ability. Ensure the large quantity supply of product. We are one of the largest manufacturers & Suppliers of Loose gemstone in China#Wuzhou City#. Strict quality inspection: 15 production processes ; 9 inspection processes ; more than 8 experienced QC check ; Every gemstone has its quality assurance. GUARANTEE 30 days without using and damage of the stones; Bulk product quality is not same as samples; Gemstones are not same as the order list;

Synthetic Lab Created Corundum alexandrite color change 46# Trillion shape faceted cut 6x6mm gemstones Wholesale at factory direct price from China Suppliers and manufacturers. --Also Called as Synthetic Alexandrite,Lab created Alexandrite Color change Gemstone--We Supply and Manufacture Alexandrite Color change stones in all kind of popular Shapes and Sizes;--Color Shades:#45 shade (With Color change Green Base), #46 (With color change Amethyst base) Pictures Trillion cut Gemstones- A wedge shape with fiery brilliance. It can be a traditional triangular shape with pointed corners, or a more rounded triangular shape. Trillions (also called trilliants or triangles) are often used as diamond accents in three stone rings and other jewelry settings, but may also be chosen to be set as solitaire diamonds. What's the Synthetic Corundum Alexandrite Color Sapphire Color Stone? True synthetic alexandrite itself is rarely seen because it is much easier to create synthetic corundum and synthetic spinel with color change properties that look like alexandrite. Synthetic corundum changes from a purple resembling amethyst under artificial light to a greyish-blue in daylight where synthetic spinel more closely resembles alexandrite with its change from reddish to blue-greenish hues. (There is also genuine color-change sapphire which mimics alexandrite, as well as color-change garnet that can be a real fooler.) The most common Corundum colors are Blue Sapphire and Ruby color stones, but we can also supply White Sapphire, Orange Sapphire, Yellow Sapphire and Alexandrites in many kinds of popular shapes and sizes. We have quite a collection of Alexandrite Color Loose gemstones such as popular Round Brilliant Cut,Princess Cut,Emerald Cut,Cushion Cut and also unique heart, Oval,Octagon,Marquise, Pear,Star Cuts and Much More... What is Corundum and What are its Basic Qualities?A: Corundum is an aluminum oxide that commonly forms hexagonal barrel-shaped prisms that taper at both ends or as thin tabular hexagonal plates. It...

Synthetic Lab Created Corundum alexandrite color change 46# Round shape faceted cut 8mm gemstones Wholesale at factory direct price from China Suppliers and manufacturers. --Also Called as Synthetic Alexandrite,Lab created Alexandrite Color change Gemstones.--We Supply and Manufacture Alexandrite Color change stones in all kind of popular Shapes and Sizes;--Color Shades:#45 shade (With Color change Green Base), #46 (With color change Amethyst base) Pictures What's the Synthetic Corundum Alexandrite Color Sapphire Color Stone? True synthetic alexandrite itself is rarely seen because it is much easier to create synthetic corundum and synthetic spinel with color change properties that look like alexandrite. Synthetic corundum changes from a purple resembling amethyst under artificial light to a greyish-blue in daylight where synthetic spinel more closely resembles alexandrite with its change from reddish to blue-greenish hues. (There is also genuine color-change sapphire which mimics alexandrite, as well as color-change garnet that can be a real fooler.) The most common Corundum colors are Blue Sapphire and Ruby color stones, but we can also supply White Sapphire, Orange Sapphire, Yellow Sapphire and Alexandrites in many kinds of popular shapes and sizes. We have quite a collection of Alexandrite Color Loose gemstones such as popular Round Brilliant Cut,Princess Cut,Emerald Cut,Cushion Cut and also unique heart, Oval,Octagon,Marquise, Pear,Star Cuts and Much More... What is Corundum and What are its Basic Qualities?A: Corundum is an aluminum oxide that commonly forms hexagonal barrel-shaped prisms that taper at both ends or as thin tabular hexagonal plates. It has a hardness of 9 on the Mohs scale, making it one of the most durable commercial gemstones. It has no dominant cleavage and fractures in a conchoidal manner. A high density of ~4.0 g/cm3 (most silicate minerals are ~2.6 g/cm3) results in corundum occurring in secondary placer deposits and recoverable by panning methods, similar to...

Synthetic Lab Created Corundum alexandrite color change 46# Cushion 9x9mm and 10x10mm and Marquise shape faceted cut 8x4mm gemstones Wholesale at factory direct price from China Suppliers and manufacturers. --Also Called as Synthetic Alexandrite,Lab created Alexandrite Color change Gemstones.--We Supply and Manufacture Alexandrite Color change stones in all kind of popular Shapes and Sizes;--Color Shades:#45 shade (With Color change Green Base), #46 (With color change Amethyst base) Pictures What's the Synthetic Corundum Alexandrite Color Sapphire Color Stone? True synthetic alexandrite itself is rarely seen because it is much easier to create synthetic corundum and synthetic spinel with color change properties that look like alexandrite. Synthetic corundum changes from a purple resembling amethyst under artificial light to a greyish-blue in daylight where synthetic spinel more closely resembles alexandrite with its change from reddish to blue-greenish hues. (There is also genuine color-change sapphire which mimics alexandrite, as well as color-change garnet that can be a real fooler.) The most common Corundum colors are Blue Sapphire and Ruby color stones, but we can also supply White Sapphire, Orange Sapphire, Yellow Sapphire and Alexandrites in many kinds of popular shapes and sizes. We have quite a collection of Alexandrite Color Loose gemstones such as popular Round Brilliant Cut,Princess Cut,Emerald Cut,Cushion Cut and also unique heart, Oval,Octagon,Marquise, Pear,Star Cuts and Much More... What is Corundum and What are its Basic Qualities?A: Corundum is an aluminum oxide that commonly forms hexagonal barrel-shaped prisms that taper at both ends or as thin tabular hexagonal plates. It has a hardness of 9 on the Mohs scale, making it one of the most durable commercial gemstones. It has no dominant cleavage and fractures in a conchoidal manner. A high density of ~4.0 g/cm3 (most silicate minerals are ~2.6 g/cm3) results in corundum occurring in secondary placer deposits and recoverable...