Friedelite and Unakite Physical Properties

Friedelite

Unakite

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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

3.06-3.192.85-3.20

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{010} Perfect

Not Available

1.7 Mohs Hardness

4-56-7

2 10

1.8 Chemical Composition

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

Not Available

Friedelite and Unakite Chemical Formula

While comparing Friedelite and Unakite 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 Unakite chemical formula.

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

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Friedelite and Unakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Friedelite and Unakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Unakite Optical Properties during the identification of gemstone. Specific gravity of Friedelite is 2.85-3.20 whereas that of Unakite is 2.85-3.20.