Jelly Opal and Chalcedony Physical Properties

Jelly Opal

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.502.55-2.70

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Not Available

Absent

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Jelly Opal and Chalcedony Chemical Formula

While comparing Jelly Opal 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 Jelly Opal and Chalcedony chemical formula.

Chemical formula of Chalcedony- SiO₂

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Jelly Opal and Chalcedony Specific Gravity

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