Violane and Friedelite Physical Properties

Violane

Friedelite

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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

3.22-3.403.06-3.19

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

Not Available

{010} Perfect

1.7 Mohs Hardness

5-64-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Violane and Friedelite Chemical Formula

While comparing Violane and Friedelite 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 Friedelite chemical formula.

Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Violane and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Violane and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Violane and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Violane is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.