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Adamite
Adamite

Apophyllite
Apophyllite



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Adamite
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Apophyllite

Adamite and Apophyllite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

-
-

Durability

-
-

Specific Gravity

4.32-4.482.30-2.50
1 7.18
👆🏻

Fracture

Uneven, Subconchoidal, Conchoidal
Uneven

Cleavage

{101}, good; {010}, poor
Perfect on (001)

Mohs Hardness

3.54.5-5
2 10
👆🏻

Chemical Composition

Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Adamite and Apophyllite Chemical Formula

While comparing Adamite and Apophyllite 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 Adamite and Apophyllite chemical formula.

  • Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)
  • Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Adamite and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.