Moonstone and Piemontite Physical Properties

Moonstone

Piemontite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.56-2.60Not Available

1 7.18

1.5 Fracture

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

Uneven, Splintery

1.6 Cleavage

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

[001] good, [100] distinct

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

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

Not Available

Moonstone and Piemontite Chemical Formula

While comparing Moonstone and Piemontite 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 Piemontite chemical formula.

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

Compare Semi Precious Gemstones

Moonstone Vs Alexandrite

Moonstone Vs Peridot

Moonstone Vs Lehsunia

Moonstone and Piemontite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Piemontite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Piemontite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is Not Available whereas that of Piemontite is Not Available.