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GEMOLOGY

Tag Archives: Gemstone

WHAT IS TSAVORITE GARNET
10/05/2020

LEARN ABOUT TSAVORITE (GARNET)

WHAT IS TSAVORITE? Tsavorite is actually a Green Grossularite Garnet. It is a Calcium Aluminum Silicate (like its sister stone, Tanzanite) with a chemical composition of Ca3Al2Si3O12. Its intense green hues are caused by the presence of Vanadium and sometimes Chromium. The shining green tsavorite is...
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Families of Gemstones
14/04/2020

GEM FAMILIES

Welcome to the family of gemstones.In many cases, gemstone groups are based on physical properties, such as water content or optical phenomena, for example cat's eye gemstones, rutilated gemstones, star gemstones and color change gemstones. Other gemstone groups may be based on more unusual...
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Crystal systems of Gemstones
11/08/2019

GEMSTONE CRYSTAL SYSTEMS

Based on the crystal axes and the angles at which the axes intersect, crystals are divided into seven systems including, Cubic, Tetragonal, hexagonal, trigonal, Orthorhombic, Monoclinic, and Triclinic systems. 1. Cubic (isometric) System ඝනක පද්ධතිය All three axes have the same length and intersect at right...
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