Factory Customized Qianjian Gems Price 5# Ruby Red Color Polished Corundum Heart Shape Cut Stones Synthetic Lab Created

“Quality 1st, Honesty as base, Sincere assistance and mutual profit” is our idea, in order to create consistently and pursue the excellence for Factory Customized Qianjian Gems Price 5# Ruby Red Color Polished Corundum Heart Shape Cut Stones Synthetic Lab Created, Each of the viewpoints and strategies is going to be considerably appreciated! The nice cooperation could make improvements to both of us into better growth!
“Quality 1st, Honesty as base, Sincere assistance and mutual profit” is our idea, in order to create consistently and pursue the excellence for China Moissanite and Moissanite Stone price, Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.

Product Detail:

Ruby [1] , which means corundum of a red color, is a type of corundum and consists primarily of aluminum oxide (AL 2O 3) . The red color comes from chromium (CR) , mainly Cr2O3, the content is generally 0.1 ~ 3% , the highest is 4% . Containing Fe, Ti and blue said Sapphire, non-chromium CR color of other colors of corundum also collectively known as Sapphire.

Most natural rubies come from Asia (Burma, Thailand, Sri Lanka, Pakistan, China Xinjiang, China Yunnan, etc.) , Africa (Mozambique, Tanzania) , Oceania (Australia) , and America (Montana and South Carolina) . Today’s rubies are mainly produced in Mozambique.

Natural rubies are very rare and therefore very valuable, but synthetic rubies are not too difficult, so industrial rubies are synthetic. In 1999, a 67.5-carat red and blue corundum was found in Changle County, Shandong Province, China. It is called “Mandarin Duck Gem”, which is a rare miracle in the world. In 2012 several ruby deposits were found in the Karakash river bed of the Karakax County River in the Wada region of Xinjiang, the largest being 32.7 carats.

physical property：

Refractive index: 1.762 ~ 1.770, birefringence: 0.008 ~ 0.010;

Density: 4.00g/cm3; Typical absorption lines; The hardness and sapphire are side by side behind the diamond, which is the second largest hardness 9. Therefore, only the diamond can be engraved on its surface. A line can be easily drawn on the surface of the glass with one of its edges and corners (the hardness of the glass is less than 6). The cracks are relatively divergent. There are many cracks inside the common ruby, that is, the so-called “ten red and nine cracks” of ruby. It has obvious dichroism, and sometimes its color change can be seen by the naked eye from different angles. The original shape of ruby before processing is barrel and plate.

“Quality 1st, Honesty as base, Sincere assistance and mutual profit” is our idea, in order to create consistently and pursue the excellence for Factory Customized Qianjian Gems Price 5# Ruby Red Color Polished Corundum Heart Shape Cut Stones Synthetic Lab Created, Each of the viewpoints and strategies is going to be considerably appreciated! The nice cooperation could make improvements to both of us into better growth!
Factory Customized China Moissanite and Moissanite Stone price, Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.