Friedelite and Albite Physical Properties

Friedelite

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

3.06-3.192.60-2.65

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

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

1.6 Cleavage

{010} Perfect

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

1.7 Mohs Hardness

4-56-6.5

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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

Friedelite and Albite Chemical Formula

While comparing Friedelite 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 Friedelite and Albite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Friedelite Vs Imperial Topaz

Friedelite and Albite Specific Gravity

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