Aegirine and Poldervaartite Physical Properties

Aegirine

Poldervaartite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.50-3.60

2.91

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Handbook of mineralogy (2001)

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

None

1.7 Mohs Hardness

Not Available

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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

Aegirine and Poldervaartite Chemical Formula

While comparing Aegirine 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 Aegirine and Poldervaartite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

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Aegirine and Poldervaartite Specific Gravity

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