Moonstone and Tigers Eye Physical Properties

Moonstone

Tigers Eye

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.56-2.602.58-2.64

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Moonstone and Tigers Eye Chemical Formula

While comparing Moonstone and Tigers Eye 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 Tigers Eye chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Tigers Eye- SiO₂

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Moonstone and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.