Carletonite and Kyanite Physical Properties

Carletonite

Kyanite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.453.53-3.65

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

Perfect on {001}, good on {110}

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

4-4.54-7

2 10

1.8 Chemical Composition

KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Carletonite and Kyanite Chemical Formula

While comparing Carletonite and Kyanite 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 Carletonite and Kyanite chemical formula.

Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Carletonite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carletonite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carletonite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Carletonite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.