Jade and Gaylussite Physical Properties

Jade

Gaylussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

decomposes in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.381.93-1.99

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

1 or 2,2 prismatic.

perfect [110]

1.7 Mohs Hardness

6-72.5

2 10

1.8 Chemical Composition

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

Na2Ca(CO3)2•5(H2O)

Jade and Gaylussite Chemical Formula

While comparing Jade and Gaylussite 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 Gaylussite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)

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Jade and Gaylussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Gaylussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Gaylussite Optical Properties during the identification of gemstone. Specific gravity of Jade is 1.93-1.99 whereas that of Gaylussite is 1.93-1.99.