Moonstone and Kurnakovite Physical Properties

Moonstone

Kurnakovite

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Physical Properties

Tenacity

Solubility

Soluble

Durability

Specific Gravity

2.56-2.601.847-1.852

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

Poor to indistinct on {010}

Mohs Hardness

6-6.52-3

2 10

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Chemical Composition

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

Ca3Al3(SiO4)3(OH)

Moonstone and Kurnakovite Chemical Formula

While comparing Moonstone and Kurnakovite 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 Kurnakovite chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Kurnakovite- Ca3Al3(SiO4)3(OH)

Compare Semi Precious Gemstones

Moonstone Vs Rubellite

Moonstone Vs Schorlomite

Moonstone Vs Simpsonite

Moonstone and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.