Colemanite Specifications
Colemanite Specifications include its chemical, physical and optical properties of natural gemstones. These are displayed through measurements of light dispersion, hardness, density or specific gravity, cleavage, fracture, tenacity, refractive index and luster. These properties vary depending on the type of natural gemstone. Here, to give you a basic insight about Colemanite, we provide you with a few prominent Colemanite facts.
The gem is commonly found in Southern and central Africa.Chemical formula is majorly responsible in contributing the Physical Properties of Colemanite. It is mainly composed of Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references.