Nickeline and Augite Physical Properties

Nickeline

Augite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.19-3.56

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

{110} Perfect, {010} Indistinct

1.7 Mohs Hardness

5-5.55.5-6

2 10

1.8 Chemical Composition

Not Available

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Nickeline and Augite Chemical Formula

While comparing Nickeline and Augite 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 Nickeline and Augite chemical formula.

Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

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Nickeline and Augite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Augite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Augite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 3.19-3.56 whereas that of Augite is 3.19-3.56.