Tanzanite and Jade Physical Properties

Tanzanite

Jade

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Hard

Not Available

1.4 Specific Gravity

3.35

2.90-3.38

1.5 Fracture

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

Gemstones of the world (2001), Difficult, Splintery

1.6 Cleavage

Perfect {010}, imperfect {100}

1 or 2,2 prismatic.

1.7 Mohs Hardness

6.5-7

6-7

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Tanzanite and Jade Chemical Formula

While comparing Tanzanite and Jade 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 Tanzanite and Jade chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Tanzanite and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Jade Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 2.90-3.38 whereas that of Jade is 2.90-3.38.