Chrome Tourmaline and Boracite Physical Properties

Chrome Tourmaline

Boracite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.352.95-2.96

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

3,2

None

1.7 Mohs Hardness

7-7.57-7.5

2 10

1.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas.

Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chrome Tourmaline and Boracite Chemical Formula

While comparing Chrome Tourmaline and Boracite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Chrome Tourmaline and Boracite chemical formula.

Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrome Tourmaline and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Boracite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 2.95-2.96 whereas that of Boracite is 2.95-2.96.