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Apophyllite
Apophyllite

Titanite Sphene
Titanite Sphene



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Apophyllite
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Titanite Sphene

Apophyllite and Titanite Sphene Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.30-2.50
3.52-3.54
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect on (001)
Not Available
1.7 Mohs Hardness
4.5-5
5-5.5
1.8 Chemical Composition
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
CaTiSiO 5Ulrich Henn and Claudio C.

Apophyllite and Titanite Sphene Chemical Formula

While comparing Apophyllite and Titanite Sphene 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 Sphene chemical formula.

  • Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
  • Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.

Apophyllite and Titanite Sphene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite and Titanite Sphene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Titanite Sphene Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 3.52-3.54 whereas that of Titanite Sphene is 3.52-3.54.