Goshenite and Friedelite Physical Properties

Goshenite

Friedelite

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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

2.60-2.90

3.06-3.19

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

3,1 basal

{010} Perfect

1.7 Mohs Hardness

7.5-8

4-5

1.8 Chemical Composition

Be₃Al₂SiO₆

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

Goshenite and Friedelite Chemical Formula

While comparing Goshenite and Friedelite 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 Goshenite and Friedelite chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Goshenite and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goshenite and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goshenite and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Goshenite is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.