Kutnohorite and Augite Physical Properties

Kutnohorite

Augite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.123.19-3.56

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Conchoidal

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

1.6 Cleavage

Perfect on {10 1 1}

{110} Perfect, {010} Indistinct

1.7 Mohs Hardness

3-45.5-6

2 10

1.8 Chemical Composition

Not Available

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

Kutnohorite and Augite Chemical Formula

While comparing Kutnohorite 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 Kutnohorite 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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Kutnohorite and Augite Specific Gravity

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