Euclase and Apophyllite KF Physical Properties

Euclase

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.08-3.122.33-2.37

1 7.18

1.5 Fracture

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle, Metallic

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

{010} Perfect

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

7.54.5-5

2 10

1.8 Chemical Composition

BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Euclase and Apophyllite KF Chemical Formula

While comparing Euclase 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 Euclase and Apophyllite KF chemical formula.

Chemical formula of Euclase- BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Euclase and Apophyllite KF Specific Gravity

Another important criteria for qualitative analysis of gemstones is Euclase and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Euclase and Apophyllite KF Optical Properties during the identification of gemstone. Specific gravity of Euclase is 2.33-2.37 whereas that of Apophyllite KF is 2.33-2.37.