Marialite and Realgar Physical Properties

Marialite

Realgar

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.503.56

1 7.18

1.5 Fracture

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

(e.g. graphite).

1.6 Cleavage

Distinct on {100} and {110}

{010} Good

1.7 Mohs Hardness

5.5-6Not Available

2 10

1.8 Chemical Composition

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

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

Marialite and Realgar Chemical Formula

While comparing Marialite and Realgar 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 Marialite and Realgar chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

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Marialite and Realgar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marialite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marialite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Marialite is 3.56 whereas that of Realgar is 3.56.