Jade and Tanzanite Physical Properties

Jade

Tanzanite

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Physical Properties

Tenacity

Solubility

Durability

Hard

Specific Gravity

2.90-3.383.35

1 7.18

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Fracture

Splintery

Uneven, Conchoidal

Cleavage

1 or 2,2 prismatic.

Perfect {010}, imperfect {100}

Mohs Hardness

6-76.5-7

2 10

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Chemical Composition

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

Ca₂Al₃(SiO₄)₃(OH)

Jade and Tanzanite Chemical Formula

While comparing Jade 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 Jade and Tanzanite chemical formula.

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

Compare Semi Precious Gemstones

Jade Vs Pyrope Spessartine

Jade Vs Rhodolite

Jade Vs Rubellite

Jade and Tanzanite Specific Gravity

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