Kyanite and Hydrophane Physical Properties

Kyanite

Hydrophane

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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

3.53-3.651.98-2.50

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

4-75.5-6.5

2 10

1.8 Chemical Composition

Not Available

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Kyanite and Hydrophane Chemical Formula

While comparing Kyanite and Hydrophane 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 Kyanite and Hydrophane chemical formula.

Chemical formula of Hydrophane- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Compare Blue Gemstones

Kyanite Vs Swiss blue topaz

Kyanite Vs Blue quartz

Kyanite Vs Kashmir sapphire

Kyanite and Hydrophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Hydrophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Hydrophane Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 1.98-2.50 whereas that of Hydrophane is 1.98-2.50.