Moonstone and Gahnite Physical Properties

Moonstone

Gahnite

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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

2.56-2.604.00-4.62

1 7.18

1.5 Fracture

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

Conchoidal, Uneven

1.6 Cleavage

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

Indistinct parting on [111]

1.7 Mohs Hardness

6-6.57.5-8

2 10

1.8 Chemical Composition

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

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Moonstone and Gahnite Chemical Formula

While comparing Moonstone and Gahnite 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 Gahnite chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Semi Precious Gemstones

Moonstone Vs Peridot

Moonstone Vs Alexandrite

Moonstone Vs Lehsunia

Moonstone and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.