Diaspore and Friedelite Physical Properties

Diaspore

Friedelite

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1 Physical Properties

1.1 Tenacity

Very brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.403.06-3.19

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

{010} perfect, {110} distinct, {100} in traces

{010} Perfect

1.7 Mohs Hardness

6.5-74-5

2 10

1.8 Chemical Composition

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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

Diaspore and Friedelite Chemical Formula

While comparing Diaspore 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 Diaspore and Friedelite chemical formula.

Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Diaspore and Friedelite Specific Gravity

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