Jade and Cuprite Physical Properties

Jade

Cuprite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.385.85-6.15

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

1 or 2,2 prismatic.

Fair in four directions forming octahedrons

1.7 Mohs Hardness

6-73.5-4

2 10

1.8 Chemical Composition

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

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Jade and Cuprite Chemical Formula

While comparing Jade and Cuprite 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 Cuprite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Jade and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Jade is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.