Zinnwaldite and Jade Physical Properties

Zinnwaldite

Jade

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.90-3.38

1 7.18

1.5 Fracture

Uneven

Gemstones of the world (2001), Difficult, Splintery

1.6 Cleavage

Perfect basal {001}

1 or 2,2 prismatic.

1.7 Mohs Hardness

3.5-4.06-7

2 10

1.8 Chemical Composition

Not Available

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

Zinnwaldite and Jade Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Jade chemical formula.

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

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Zinnwaldite and Jade Specific Gravity

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