Pleonaste and Albite Physical Properties

Pleonaste

Albite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.802.60-2.65

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal

1.6 Cleavage

Not Available

Perfect on {001}, very good on {010}, imperfect on {110}

1.7 Mohs Hardness

86-6.5

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Pleonaste and Albite Chemical Formula

While comparing Pleonaste and Albite 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 Pleonaste and Albite chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Pleonaste Vs Rock Crystal

Pleonaste Vs Pyrophyllite

Pleonaste Vs Rubellite

Pleonaste and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Albite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 2.60-2.65 whereas that of Albite is 2.60-2.65.