Norbergite and Violane Physical Properties

Norbergite

Violane

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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

3.1773.22-3.40

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

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

1.6 Cleavage

{???} Distinct

Not Available

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

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

Norbergite and Violane Chemical Formula

While comparing Norbergite and Violane 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 Norbergite and Violane chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

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Norbergite and Violane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Norbergite and Violane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Violane Optical Properties during the identification of gemstone. Specific gravity of Norbergite is 3.22-3.40 whereas that of Violane is 3.22-3.40.