Zultanite and Thulite Physical Properties

Zultanite

Thulite

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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 Available3.1

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

Perfect {010} imperfect {100}

1.7 Mohs Hardness

6.5-76-7

2 10

1.8 Chemical Composition

Not Available

Ca₂Al₃(SiO₄)₃(OH)

Zultanite and Thulite Chemical Formula

While comparing Zultanite and Thulite 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 Zultanite and Thulite chemical formula.

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

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Zultanite and Thulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zultanite and Thulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zultanite and Thulite Optical Properties during the identification of gemstone. Specific gravity of Zultanite is 3.1 whereas that of Thulite is 3.1.