Friedelite and Moonstone Physical Properties

Friedelite

Moonstone

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.06-3.192.56-2.60

1 7.18

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Fracture

Uneven

Uneven, ConchoidalWalter Schumann

Cleavage

{010} Perfect

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

Mohs Hardness

4-56-6.5

2 10

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Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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

Friedelite and Moonstone Chemical Formula

While comparing Friedelite and Moonstone 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 Friedelite and Moonstone chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Compare Red Gemstones

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Friedelite Vs Nepheline

Friedelite and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Friedelite and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Friedelite is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.