Zoisite and Garnet Physical Properties

Zoisite

Garnet

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.50

3.55-4.33

1.5 Fracture

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

Conchoidal, Uneven

1.6 Cleavage

Perfect {010} imperfect {100}

Indistinct

1.7 Mohs Hardness

6-7

6.5-7.5

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Garnet is a series of several different minerals with unique chemical formulas.

Zoisite and Garnet Chemical Formula

While comparing Zoisite and Garnet 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 Garnet chemical formula.

Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.

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Zoisite and Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zoisite and Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zoisite and Garnet Optical Properties during the identification of gemstone. Specific gravity of Zoisite is 3.55-4.33 whereas that of Garnet is 3.55-4.33.