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Apophyllite
Apophyllite

Pearl
Pearl



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Apophyllite
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Pearl

Apophyllite and Pearl Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.30-2.502.60-2.85
1 7.18
👆🏻

Fracture

Uneven
-

Cleavage

Perfect on (001)
none

Mohs Hardness

4.5-52.5-4.5
2 10
👆🏻

Chemical Composition

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
CaCO3

Apophyllite and Pearl Chemical Formula

While comparing Apophyllite and Pearl 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 Pearl chemical formula.

  • Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
  • Chemical formula of Pearl- CaCO3

Apophyllite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.