Diaspore and Marialite Physical Properties

Diaspore

Marialite

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1 Physical Properties

1.1 Tenacity

Very brittle

Brittle

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.402.50

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

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

Distinct on {100} and {110}

1.7 Mohs Hardness

6.5-75.5-6

2 10

1.8 Chemical Composition

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

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Diaspore and Marialite Chemical Formula

While comparing Diaspore and Marialite 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 Marialite chemical formula.

Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Diaspore and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diaspore and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diaspore and Marialite Optical Properties during the identification of gemstone. Specific gravity of Diaspore is 2.50 whereas that of Marialite is 2.50.