Bort and Zoisite Physical Properties

Bort

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

Not Available3.20-3.50

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Perfect {010} imperfect {100}

1.7 Mohs Hardness

Not Available6-7

2 10

1.8 Chemical Composition

Not Available

Ca₂Al₃(SiO₄)₃(OH)

Bort and Zoisite Chemical Formula

While comparing Bort 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 Bort and Zoisite chemical formula.

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

Compare Blue Gemstones

Bort Vs Blue gold

Bort Vs Star diopside

Bort Vs Vermeil

Bort and Zoisite Specific Gravity

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