Apophyllite and Titanite Physical Properties

Apophyllite

Titanite

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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

2.30-2.503.48-3.60

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Sub-Conchoidal, Conchoidal, Brittle

1.6 Cleavage

Perfect on (001)

Distinct on [110], parting on {221}

1.7 Mohs Hardness

4.5-55-5.5

2 10

1.8 Chemical Composition

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Not Available

Apophyllite and Titanite Chemical Formula

While comparing Apophyllite and Titanite 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 Apophyllite and Titanite chemical formula.

Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

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Apophyllite and Titanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite and Titanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Titanite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 3.48-3.60 whereas that of Titanite is 3.48-3.60.