Oligoclase and Violane Physical Properties

Oligoclase

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

2.62-2.673.22-3.40

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven

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

1.6 Cleavage

From the Greek, oligos and kasein, little cleavage.

Not Available

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Oligoclase and Violane Chemical Formula

While comparing Oligoclase 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 Oligoclase and Violane chemical formula.

Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Compare Colorless Gems

Oligoclase Vs Phosphophyllite

Oligoclase Vs Pezzottaite

Oligoclase Vs Phenakite

Oligoclase and Violane Specific Gravity

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