Pleonast and Hercynite Physical Properties

Pleonast

Hercynite

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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

Not Available4.39

1 7.18

1.5 Fracture

Not Available

ConchoidalGemdat.org, Uneven

1.6 Cleavage

Not Available

{111} Indistinct, {111} Indistinct, {111} Indistinct

1.7 Mohs Hardness

Not Available7.5-8

2 10

1.8 Chemical Composition

Not Available

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Pleonast and Hercynite Chemical Formula

While comparing Pleonast and Hercynite 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 Pleonast and Hercynite chemical formula.

Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

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Pleonast and Hercynite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonast and Hercynite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonast and Hercynite Optical Properties during the identification of gemstone. Specific gravity of Pleonast is 4.39 whereas that of Hercynite is 4.39.