Jade and Riebeckite Physical Properties

Jade

Riebeckite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.90-3.383.28-3.44

1 7.18

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Fracture

Splintery

Uneven, Splintery

Cleavage

1 or 2,2 prismatic.

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

Mohs Hardness

6-75.0-6.0

2 10

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Chemical Composition

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

Na2Fe2+3Fe3+2Si8O22(OH)2

Jade and Riebeckite Chemical Formula

While comparing Jade and Riebeckite 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 Riebeckite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Riebeckite- Na2Fe2+3Fe3+2Si8O22(OH)2

Compare Semi Precious Gemstones

Jade Vs Pyrope Spessartine

Jade Vs Rhodolite

Jade Vs Rubellite

Jade and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.