Apophyllite KF and Ametrine Physical Properties

Apophyllite KF

Ametrine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.33-2.372.65

1 7.18

1.5 Fracture

Uneven, Brittle, Uneven, Brittle, Uneven

Not Available

1.6 Cleavage

Perfect on {001}, imperfect on {110}

Indiscernible

1.7 Mohs Hardness

4.5-57

2 10

1.8 Chemical Composition

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

SiO₂

Apophyllite KF and Ametrine Chemical Formula

While comparing Apophyllite KF and Ametrine 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 Ametrine chemical formula.

Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
Chemical formula of Ametrine- SiO₂

Compare Green Gemstones

Apophyllite KF Vs Langbeinite

Apophyllite KF Vs Hauyne

Apophyllite KF Vs Nepouite

Apophyllite KF and Ametrine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Ametrine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF and Ametrine Optical Properties during the identification of gemstone. Specific gravity of Apophyllite KF is 2.65 whereas that of Ametrine is 2.65.