HYDROTHERMAL Square .
The crystal is grown from natural quartz by hydrothermal method
identical to the natural in every way,
Laboratory-created quartz
(SiO2 : Fe3+, Li+)
Mohs Hardness: 7
Refractive Index: 1.54
Specific Gravity: 2.65
COLOR: Citrine, Amethyst , Green , white , smoky, sky-blue,
Lab Created Citrine,
Lab Created Amethyst ,
Lab Created Green quartz,
Lab Created white quartz,
Lab Created smoky quartz,
Lab Created sky-blue quartz,
Synthetic Citrine,
Synthetic Amethyst ,
Synthetic Green ,quartz
Synthetic white quartz,
Synthetic smoky quartz,
Synthetic sky-blue quartz
Lab Created and Lab Grown and Synthetic are synonymous terms. To use any of these terms, according to the Federal Trade Commission, the gemstone must have essentially the same appearance and optical, physical, and chemical properties as the natural material that they represent.
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