Chrysoprase and Tanzanite Physical Properties

Chrysoprase

Tanzanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

2.58-2.643.35

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

Perfect {010}, imperfect {100}

1.7 Mohs Hardness

6.5-76.5-7

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

Ca₂Al₃(SiO₄)₃(OH)

Chrysoprase and Tanzanite Chemical Formula

While comparing Chrysoprase and Tanzanite 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 Chrysoprase and Tanzanite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Chrysoprase and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 3.35 whereas that of Tanzanite is 3.35.