Chrome Tourmaline and Lazurite Physical Properties

Chrome Tourmaline

Lazurite

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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

2.85-3.352.75

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

3,2

Imperfect on {110}

1.7 Mohs Hardness

7-7.55.5

2 10

1.8 Chemical Composition

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

(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Chrome Tourmaline and Lazurite Chemical Formula

While comparing Chrome Tourmaline and Lazurite 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 Lazurite chemical formula.

Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

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Chrome Tourmaline and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Lazurite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 2.75 whereas that of Lazurite is 2.75.