Piemontite and Chrysoprase Physical Properties

Piemontite

Chrysoprase

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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 Available2.58-2.64

1 7.18

1.5 Fracture

Uneven, Splintery

Gems, Sixth Edition (2006)

1.6 Cleavage

[001] good, [100] distinct

None

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂ (with a high level of nickel impurities )

Piemontite and Chrysoprase Chemical Formula

While comparing Piemontite and Chrysoprase 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 Chrysoprase chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )

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Piemontite and Chrysoprase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Chrysoprase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Chrysoprase Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 2.58-2.64 whereas that of Chrysoprase is 2.58-2.64.