Feldspar and Poldervaartite Physical Properties

Feldspar

Poldervaartite

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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

2.56-2.752.91

1 7.18

1.5 Fracture

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

Handbook of mineralogy (2001)

1.6 Cleavage

two or three

None

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

Not Available

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Feldspar and Poldervaartite Chemical Formula

While comparing Feldspar and Poldervaartite 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 Feldspar and Poldervaartite chemical formula.

Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

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Feldspar and Poldervaartite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 2.91 whereas that of Poldervaartite is 2.91.