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Sard
Sard

Poldervaartite
Poldervaartite



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Sard
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Poldervaartite

Sard and Poldervaartite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.58-2.632.91
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Handbook of mineralogy (2001)
1.6 Cleavage
Not Available
None
1.7 Mohs Hardness
6.5-7Not Available
Amber
2 10
1.8 Chemical Composition
SiO 2Ulrich Henn and Claudio C.
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Sard and Poldervaartite Chemical Formula

While comparing Sard 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 Sard and Poldervaartite chemical formula.

  • Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
  • Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Sard and Poldervaartite Specific Gravity

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