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Kainite
Kainite

Staurolite
Staurolite



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Kainite
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Staurolite

Kainite and Staurolite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.153.7-3.8
Amber
1 7.18
1.5 Fracture
Splintery, Conchoidal, Brittle
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
{001}, perfect
Distinct on {010}
1.7 Mohs Hardness
2.5-37-7.5
Amber
2 10
1.8 Chemical Composition
Not Available
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Kainite and Staurolite Chemical Formula

While comparing Kainite and Staurolite 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 Kainite and Staurolite chemical formula.

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  • Chemical formula of Staurolite- (Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Kainite and Staurolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kainite and Staurolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kainite and Staurolite Optical Properties during the identification of gemstone. Specific gravity of Kainite is 3.7-3.8 whereas that of Staurolite is 3.7-3.8.