Apophyllite KF and Hemimorphite Physical Properties

Apophyllite KF

Hemimorphite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.33-2.373.30-3.50

1 7.18

1.5 Fracture

Uneven, Brittle, Uneven, Brittle, Uneven

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Perfect on {001}, imperfect on {110}

Perfect on {110}, poor on {101}, {001} rare

1.7 Mohs Hardness

4.5-55

2 10

1.8 Chemical Composition

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Apophyllite KF and Hemimorphite Chemical Formula

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

Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Apophyllite KF Vs Nepouite

Apophyllite KF Vs Langbeinite

Apophyllite KF Vs Hauyne

Apophyllite KF and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite KF is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.