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Apophyllite
Apophyllite

Uvarovite
Uvarovite



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Apophyllite
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Uvarovite

Apophyllite and Uvarovite 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
2.30-2.503.77
Amber
1 7.18
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Uneven, Conchoidal, Brittle, Metallic, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Perfect on (001)
None
1.7 Mohs Hardness
4.5-56.5-7.5
Amber
2 10
1.8 Chemical Composition
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

Apophyllite and Uvarovite Chemical Formula

While comparing Apophyllite and Uvarovite 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 Uvarovite chemical formula.

  • Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
  • Chemical formula of Uvarovite- Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

Apophyllite and Uvarovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite and Uvarovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Uvarovite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 3.77 whereas that of Uvarovite is 3.77.