3x3~10x10mm Square Princess Cut 112# Blue Stones Loose …, Kota Kinabalu

Item Shape: Square

Item Weight: depand on Size

Material: Synthetic Spinel（MgAl₂O₄）

Moh's Scale: 8

Refractive index: 1.718（+0.017，-0.008）

Customized service: please contcat with customer services

Spinel is a gem with a long history. Its name comes from two sources:First, it comes from the Greek word """"spark"""", which describes its red and fiery color;Another way of saying it is from Latin Spina, Spinells, that is, tip, thorn,Because its crystal shape is cubic crystal with a sharp corner, it is named after it.

The Mohs hardness of the synthesized crystal is 8, and the refractive index is 1.728(+0.012, -0.008).

Chemical composition of synthetic spinel and natural spinel are mostly magnesium aluminum oxide (MgAl₂O₄).

The bigger the stone is, the darker the color is; the smaller the stone is, the lighter the color is.

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