We have corundum gemstones available from modest size A 1 - 4 carat ruby of fine quality and most important colored gemstones. Contact us for quality Gems. Prices: 0.5 to 1 carat: $150 to $6,500 per carat. 1 to 2 carats: $300 to $10,000 per carat. 2 to 3 carats: $450 to $20,000 per carat.
Name: Natural Corundum Ruby (Cushion) Carat: 1.48 CT Certificate: IGLC Certified Price: USD 348 Shipping: Worldwide Delivery via FedEx Location: Colombo, Sri Lanka
White fused alumina is made from high quality alumina by being melted above 2000°C in the electric arc furnace. It is characterized by high purity, great self-sharpening, acid and alkali resistance, high temperature resistance and stable thermal performance. Its hardness is a little higher than brown fused alumina. It is with low toughness, great grinding ability, small heat and high efficiency. White fused alumina can be made into all kinds of abrasives, suitable for grinding high carbon steel, high speed steel, stainless steel and other fine-grained abrasives; it can be also used for precision casting and high-refractory materials.
Material:synthetic ruby Shape:as your enquired Size:all size Color:5#/8# Grade:aaa/aaaaa
Supplier: Rough precious and semi precious stones, including aquamarine, blue agate, blue corundum, garnet, rhodolite, jasper, morganite, quartz, ruby, sapphires, tourmaline.
Supplier: Natural gemstones and the eco friendly product
Buyer: Gemstones and eco-friendly products with disposable plates (areca banana)
Supplier: Natural corundum rough ruby
Supplier: Corundum
Supplier: Margaj stone, red corundum