Moonstone and Cuprite Physical Properties

Moonstone

Cuprite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.56-2.605.85-6.15

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

Fair in four directions forming octahedrons

Mohs Hardness

6-6.53.5-4

2 10

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Chemical Composition

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

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Moonstone and Cuprite Chemical Formula

While comparing Moonstone and Cuprite 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 Cuprite chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Semi Precious Gemstones

Moonstone Vs Rubellite

Moonstone Vs Schorlomite

Moonstone Vs Simpsonite

Moonstone and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.