Rosasite and Chalcedony Physical Properties

Rosasite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.2

2.55-2.70

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

Absent

1.7 Mohs Hardness

6.5-7

1.8 Chemical Composition

Not Available

SiO₂

Rosasite and Chalcedony Chemical Formula

While comparing Rosasite 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 Rosasite and Chalcedony chemical formula.

Chemical formula of Chalcedony- SiO₂

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Rosasite and Chalcedony Specific Gravity

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