Poldervaartite and Hiddenite Physical Properties

Poldervaartite

Hiddenite

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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

2.913.15-3.21

1 7.18

1.5 Fracture

Handbook of mineralogy (2001)

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

1,2 prismatic

1.7 Mohs Hardness

Not Available6-7

2 10

1.8 Chemical Composition

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

LiAlSi₂O₆

Poldervaartite and Hiddenite Chemical Formula

While comparing Poldervaartite and Hiddenite 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 Poldervaartite and Hiddenite chemical formula.

Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Hiddenite- LiAlSi₂O₆

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Poldervaartite and Hiddenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Poldervaartite and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poldervaartite and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Poldervaartite is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.