Violane and Sard Physical Properties

Violane

Sard

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.22-3.402.58-2.63

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

5-66.5-7

2 10

1.8 Chemical Composition

(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

SiO 2Ulrich Henn and Claudio C.

Violane and Sard Chemical Formula

While comparing Violane and Sard 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 Violane and Sard chemical formula.

Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.

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Violane and Sard Specific Gravity

Another important criteria for qualitative analysis of gemstones is Violane and Sard Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Violane and Sard Optical Properties during the identification of gemstone. Specific gravity of Violane is 2.58-2.63 whereas that of Sard is 2.58-2.63.