Jade and Cassiterite Physical Properties

Jade

Cassiterite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.386.86-7.03

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

1 or 2,2 prismatic.

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

6-76-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Jade and Cassiterite Chemical Formula

While comparing Jade and Cassiterite 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 Cassiterite chemical formula.

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

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Jade and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Jade is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.