GemLab Laboratory certified The Real Certified Natural Gemstones Ruby, Blue Sapphire, Yellow Sapphire, Pearl, Red Coral, Emerald, Hessonite, Cats Eye, Diamond.
Lapis lazuli from Afghanistan, best quality. Quantity under requets. Raw stones, polished stones, spheres, pyramids, obelisks. Feel free to contact us and ask all request. We have physical stocks in France and can delivered all over the world.
Eye Clean 5.00ct Heated Dm for more details
As a gemstone expert, I can confidently say that this 3.55 carat gemstone is a rare find. Its certification and light yellow color only add to its value and appeal. Sourced from Sri Lanka, this gem is sure to make a stunning addition to any collection.
Selling rough opal from mintabie Australia
All Sri Lanka Crystals. Sapphire , Spinel, Zircon, Chrysoberyl. wholesale Supplier. Thanks ,Cancroceylon.
Weight 174.10 cts Shape : Round Cutting style : cabochon Colour : Blue
Weight 40.766ct shape & cut: antique cushion, brilliant measurement: 16.65 x 16.28 x 15.47mm color : blue of medium strong identification: SAPPHIRE origin: Burma (Myanmar)
Mahenge spinel is a stunning gem that is found from the Mahenge region of Tanzania in East Africa. The stone has a rich, deep red color and is known for its exceptional clarity. Mahenge spinel is relatively rare, making it a sought-after gem by collectors. The stone is also durable, making it ideal for use in jewelry making
The opal carries with it mythology from all over the world. In the Roman Empire, it was once considered the most valuable and highly sought-after stone. opal may help with positive manifestation, particularly relating to financial goals. Because it is considered a lucky stone, wearing it is said to help bring your energy and dreams into alignment.
The yellow sapphire gemstones are linked to the planet Jupiter, which represents wisdom and knowledge. Wearing yellow sapphire is said to enhance intellectual abilities, improve concentration, and facilitate better decision-making. visit our website for more information and other products.
Irani fairoza available ring size 10 ct to 60 ct best quality According to Indian rupees Per ct 80 rupees
Sapphire Crystal Window Sapphire windows are used in some non-ornamental applications, including infrared optical components, such as in scientific instruments; high-durability windows and movement bearings;Due to sapphire's remarkable hardness (third hardest mineral, right behind diamond and moissanite). Features of Sapphire Crystal 1. High-hardness - abrasion resistance 2. Transparency - in the range from ultraviolet to infrared light (0.15 - 5.5 �µm) 3. Chemical resistance and heat resistance - resist almost all kinds of acid and alkaline, heat up to 2000 �ºC. 4. Suitable for the application of insulation property required. Sapphire Crystal Property Crystal structure: Hexagonal Lattice: a=4.785�?, C=12.991�? Density: 3.98g/cm3 Transmission Range: 150-5500nm Melting Point: 2040�°C Specific Heat: 0.418 W.s/g/K Thermal Conductivity: 25.12 W/m/K Thermal Shock Resistance: 790 W/m Thermal Expansion Coefficient: 5.8x10E-6/K dn/dT: 13x10E-6/K @633nm Hardness: 9 Mohs Refractive Index: 1.83 @0.26mm, 1.76 @0.63mm, 1.58 @5.57m Sapphire Crystal Applications - UV and IR Optics - Windows for High Temperature and Pressure, Corrosion Resistance, Abrasion Resistance - Heat Sink and Thermocouplers; Semiconductor Wafer Carriers - Electrical Insulators - Thin Film Deposition - Transparent Electronic Substrate - Silicon on Sapphire Wafers; Superconductor Substrate Sapphire Crystal Window Specifications Diameter Tolerance(mm): +0.0/-0.2 (General), +0.0/-0.1 (High Precision) Thickness Tolerance(mm): �±0.2 (General), �±0.05 (High Precision) Clear Aperture: >75% (Small Size), >90% (Large Size) Parallelism: 3 min. (General), 10 sec. (High Precision) Surface Quality: 80/50 (General), 40/20 (High Precision) Flatness (per 25mm@633nm): �»(General), �»/4 (High Precision) Bevel (face width x 450 0)
Jadeite (Fei Sui) Jadeite is a rare and precious gemstone known for its beauty, durability, and symbolic significance. It is prized for its rich colors, ranging from translucent white to deep emerald green. Found in various locations worldwide, the most notable sources are Myanmar (Burma) and Guatemala. Key Features: Rich colors, from translucent white to deep emerald green High hardness and durability, making it ideal for jewelry and decorative objects Associated with wealth, power, and prosperity Popular choice for engagement rings and special occasion jewelry Available Items: - Jadeite cabochons - Jadeite beads - Jadeite bracelets - Jadeite pendants - Jadeite carvings - Wholesale Pricing: Jadeite pricing starts from 12 USD for standard Jadeite bangles (MOQ requirement). Contact us for other Jadeite items and wholesale pricing.
Unpolished amber stones in a variety of colors, including golden yellow, red, black, and cognac. Available in weights ranging from 500 grams to 3,000 grams per stone.
QTY/WT: 533.08 cts Yellow topaz is a natural golden stone that has been prized for its beauty and symbolism for centuries. It ranges in color from yellow-brown to golden and can be found around the world. Yellow topaz jewelry is widely available and can often feature diamonds or other precious stones as accents.
QTY/WT: 964.23 cts Emerald is the bluish-green to green variety of beryl, a mineral species that includes aquamarine. A highly saturated green color defines high-quality emerald. Emerald cuts have concentric parallel rows of facets and beveled corners.
QTY/WT: 107.82 cts Citrine Gemstone Basic Properties Table Chemical Formula Silicon dioxide (SiO2) Color light yellow to dark yellow, gold-brown Hardness 7 on the Mohs scale Crystal System Hexagonal (trigonal); hexagonal prisms with pyramids Refractive Index 1.544 - 1.553 Transparency Transparent Cleavage None Fracture Conchoidal, very brittle
Padpardcha Gemstone 1.10 CT Natural Sri Lankan stone
Natural yellow sapphire Weight- 1.96ct Loupe clean Demensions : 7.51*6.58*4.94mm Origin in Sri Lanka (ceylon)
