Marialite and Chlorastrolite Physical Properties

Marialite

Chlorastrolite

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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

2.503.1-3.5

1 7.18

1.5 Fracture

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

Granular

1.6 Cleavage

Distinct on {100} and {110}

Not Available

1.7 Mohs Hardness

5.5-65-6

2 10

1.8 Chemical Composition

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

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Marialite and Chlorastrolite Chemical Formula

While comparing Marialite and Chlorastrolite 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 Chlorastrolite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

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Marialite and Chlorastrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marialite and Chlorastrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marialite and Chlorastrolite Optical Properties during the identification of gemstone. Specific gravity of Marialite is 3.1-3.5 whereas that of Chlorastrolite is 3.1-3.5.