Zoisite and Baryte Physical Properties

Zoisite

Baryte

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.50

4.3-5

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even

Irregular/uneven

1.6 Cleavage

Perfect {010} imperfect {100}

Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect

1.7 Mohs Hardness

6-7

3-3.5

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Not Available

Zoisite and Baryte Chemical Formula

While comparing Zoisite and Baryte 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 Zoisite and Baryte chemical formula.

Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)

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Zoisite and Baryte Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zoisite and Baryte Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zoisite and Baryte Optical Properties during the identification of gemstone. Specific gravity of Zoisite is 4.3-5 whereas that of Baryte is 4.3-5.