Zinnwaldite and Marialite Physical Properties

Zinnwaldite

Marialite

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1 Physical Properties

1.1 Tenacity

Elastic

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.50

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal {001}

Distinct on {100} and {110}

1.7 Mohs Hardness

3.5-4.05.5-6

2 10

1.8 Chemical Composition

Not Available

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

Zinnwaldite and Marialite Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Marialite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Zinnwaldite and Marialite Specific Gravity

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