Jade and Realgar Physical Properties

Jade

Realgar

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.383.56

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

(e.g. graphite).

1.6 Cleavage

1 or 2,2 prismatic.

{010} Good

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

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

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

Jade and Realgar Chemical Formula

While comparing Jade and Realgar 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 Realgar chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

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Jade and Realgar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Realgar Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.56 whereas that of Realgar is 3.56.