Vlasovite and Chrome-Chalcedony Physical Properties

Vlasovite

Chrome-Chalcedony

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.972.55-2.70

1 7.18

1.5 Fracture

Conchoidal, Brittle

Not Available

1.6 Cleavage

Distinct on {010}

Not Available

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

Not Available

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Vlasovite and Chrome-Chalcedony Chemical Formula

While comparing Vlasovite and Chrome-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 Vlasovite and Chrome-Chalcedony chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Vlasovite and Chrome-Chalcedony Specific Gravity

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