Hercynite and Microcline Physical Properties

Hercynite

Microcline

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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

4.392.55-2.63

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Uneven

Uneven, Uneven, Gems

1.6 Cleavage

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

{001} Perfect, {010} Good

1.7 Mohs Hardness

7.5-86-6.5

2 10

1.8 Chemical Composition

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

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

Hercynite and Microcline Chemical Formula

While comparing Hercynite and Microcline 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 Hercynite and Microcline chemical formula.

Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)

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Hercynite and Microcline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hercynite and Microcline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hercynite and Microcline Optical Properties during the identification of gemstone. Specific gravity of Hercynite is 2.55-2.63 whereas that of Microcline is 2.55-2.63.