Hiddenite and Poldervaartite Physical Properties

Hiddenite

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

3.15-3.212.91

1 7.18

1.5 Fracture

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

Handbook of mineralogy (2001)

1.6 Cleavage

1,2 prismatic

None

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

LiAlSi₂O₆

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

Hiddenite and Poldervaartite Chemical Formula

While comparing Hiddenite 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 Hiddenite and Poldervaartite chemical formula.

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

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Hiddenite and Poldervaartite Specific Gravity

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