Plumbogummite and Kyanite Physical Properties

Plumbogummite

Kyanite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.0143.53-3.65

1 7.18

1.5 Fracture

Uneven, Conchoidal

Splintery, Brittle, Metallic

1.6 Cleavage

None

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

1.7 Mohs Hardness

4-54-7

2 10

1.8 Chemical Composition

Not Available

Plumbogummite and Kyanite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Kyanite chemical formula.

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Plumbogummite and Kyanite Specific Gravity

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