Ametrine and Zoisite Physical Properties

Ametrine

Zoisite

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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

2.653.20-3.50

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Indiscernible

Perfect {010} imperfect {100}

1.7 Mohs Hardness

76-7

2 10

1.8 Chemical Composition

SiO₂

Ca₂Al₃(SiO₄)₃(OH)

Ametrine and Zoisite Chemical Formula

While comparing Ametrine and Zoisite 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 Ametrine and Zoisite chemical formula.

Chemical formula of Ametrine- SiO₂
Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)

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Ametrine and Zoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ametrine and Zoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ametrine and Zoisite Optical Properties during the identification of gemstone. Specific gravity of Ametrine is 3.20-3.50 whereas that of Zoisite is 3.20-3.50.