Baddeleyite and Staurolite Physical Properties

Baddeleyite

Staurolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.5-6.03.7-3.8

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{001} Distinct

Distinct on {010}

1.7 Mohs Hardness

6.57-7.5

2 10

1.8 Chemical Composition

ZrO 2Arthur Thomas , Gemstones (2009)

(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Baddeleyite and Staurolite Chemical Formula

While comparing Baddeleyite 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 Baddeleyite and Staurolite chemical formula.

Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Staurolite- (Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

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Baddeleyite and Staurolite Specific Gravity

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