Piemontite and Jade Physical Properties

Piemontite

Jade

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.90-3.38

1 7.18

1.5 Fracture

Uneven, Splintery

Gemstones of the world (2001), Difficult, Splintery

1.6 Cleavage

[001] good, [100] distinct

1 or 2,2 prismatic.

1.7 Mohs Hardness

6-6.56-7

2 10

1.8 Chemical Composition

Not Available

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

Piemontite and Jade Chemical Formula

While comparing Piemontite and Jade 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 Piemontite and Jade chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Piemontite and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Jade Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 2.90-3.38 whereas that of Jade is 2.90-3.38.