尖晶石

尖晶石（Spinel）是镁铝氧化物组成的矿物，在自然界中形成于熔融的岩浆侵入到不纯的灰岩或白云岩中经接触变质作用形成的。由于含有镁、铁、锌、锰等不同元素，不同的尖晶石可以有不同的颜色，有无色、粉红色、红色、紫红色、浅紫色、蓝紫色、蓝色、黄色、褐色等。尖晶石自古以来就是较珍贵的宝石。由于它的美丽和稀少，所以也是世界上最迷人的宝石之一。重量：31ct    规格：19*17*13mm   价格：100/ct   总价：3100------Spinel is a mineral consisting of magnesium and aluminum oxides formed in nature by contact metamorphism of molten magma into impure limestone or dolomite.Because contains magnesium, iron, zinc, manganese and other different elements, different spinel can have different colors, colorless, pink, red, magenta , lavender , blue , yellow , brown and so on.Spinel has been a precious gem since ancient times.Because of its beauty and scarcity, it is also one of the most fascinating gemstones in the world.Weight : 31ct   Specification : 19*17*13mm    Price : 100/ct   Total Price : 3100