Jade and Pectolite Physical Properties

Jade

Pectolite

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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

2.90-3.382.74-2.90

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

1 or 2,2 prismatic.

Perfect on {100} and {001}

1.7 Mohs Hardness

6-74.5-5

2 10

1.8 Chemical Composition

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

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Jade and Pectolite Chemical Formula

While comparing Jade and Pectolite 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 Pectolite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Compare Semi Precious Gemstones

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Jade Vs Peridot

Jade Vs Tourmaline

Jade and Pectolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Jade is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.