Jade and Crocoite Physical Properties

Jade

Crocoite

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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

2.90-3.385.90-6.10

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

1 or 2,2 prismatic.

{110} Distinct, {001} Indistinct, {100} Indistinct

1.7 Mohs Hardness

6-72.5-3

2 10

1.8 Chemical Composition

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

PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Jade and Crocoite Chemical Formula

While comparing Jade and Crocoite 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 Crocoite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Semi Precious Gemstones

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Jade Vs Turquoise

Jade Vs Tourmaline

Jade and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Jade is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.