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Brucite
Brucite

Apophyllite KF
Apophyllite KF



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Brucite
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Apophyllite KF

Brucite and Apophyllite KF Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Sectile
-
-
2.39
Irregular
Perfect on {0001}
2.5
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
-
-
2.33-2.37
Uneven
Perfect on {001}, imperfect on {110}
4.5-5
(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Brucite and Apophyllite KF Chemical Formula

While comparing Brucite and Apophyllite KF 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 Brucite and Apophyllite KF chemical formula.

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Brucite and Apophyllite KF Specific Gravity

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