Piemontite and Chalcedony Physical Properties

Piemontite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.55-2.70

1 7.18

1.5 Fracture

Uneven, Splintery

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

[001] good, [100] distinct

Absent

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Piemontite and Chalcedony Chemical Formula

While comparing Piemontite and Chalcedony 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 Chalcedony chemical formula.

Chemical formula of Chalcedony- SiO₂

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Piemontite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.