Hiddenite and Pumpellyite Physical Properties

Hiddenite

Pumpellyite

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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

3.15-3.213.20-3.30

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

1,2 prismatic

Not Available

1.7 Mohs Hardness

6-75-6

2 10

1.8 Chemical Composition

LiAlSi₂O₆

Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Hiddenite and Pumpellyite Chemical Formula

While comparing Hiddenite and Pumpellyite 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 Pumpellyite chemical formula.

Chemical formula of Hiddenite- LiAlSi₂O₆
Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

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Hiddenite and Pumpellyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hiddenite and Pumpellyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hiddenite and Pumpellyite Optical Properties during the identification of gemstone. Specific gravity of Hiddenite is 3.20-3.30 whereas that of Pumpellyite is 3.20-3.30.