Apophyllite KF and Agate Opal Physical Properties

Apophyllite KF

Agate Opal

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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

2.33-2.371.98-2.50

1 7.18

1.5 Fracture

Uneven, Brittle, Uneven, Brittle, Uneven

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Perfect on {001}, imperfect on {110}

Not Available

1.7 Mohs Hardness

4.5-55.5-6.5

2 10

1.8 Chemical Composition

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Apophyllite KF and Agate Opal Chemical Formula

While comparing Apophyllite KF and Agate Opal 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 Agate Opal chemical formula.

Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Compare Green Gemstones

Apophyllite KF Vs Nepouite

Apophyllite KF Vs Hauyne

Apophyllite KF Vs Langbeinite

Apophyllite KF and Agate Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Agate Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF and Agate Opal Optical Properties during the identification of gemstone. Specific gravity of Apophyllite KF is 1.98-2.50 whereas that of Agate Opal is 1.98-2.50.