Moonstone and Star Sapphire Physical Properties

Moonstone

Star Sapphire

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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

2.56-2.603.90-4.05

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

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

Al 2O 3Ulrich Henn and Claudio C.

Moonstone and Star Sapphire Chemical Formula

While comparing Moonstone and Star Sapphire 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 Star Sapphire chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Compare Semi Precious Gemstones

Moonstone Vs Peridot

Moonstone Vs Alexandrite

Moonstone Vs Lehsunia

Moonstone and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.