Moonstone and Apophyllite KF Physical Properties

Moonstone

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

2.56-2.602.33-2.37

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

6-6.54.5-5

2 10

1.8 Chemical Composition

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Moonstone and Apophyllite KF Chemical Formula

While comparing Moonstone 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 Moonstone and Apophyllite KF chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Moonstone and Apophyllite KF Specific Gravity

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