Povondraite and Marialite Physical Properties

Povondraite

Marialite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.262.50

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None

Distinct on {100} and {110}

1.7 Mohs Hardness

Not Available5.5-6

2 10

1.8 Chemical Composition

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

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

Povondraite and Marialite Chemical Formula

While comparing Povondraite 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 Povondraite and Marialite chemical formula.

Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

Povondraite Vs Staurolite

Povondraite Vs Smoky Quartz

Povondraite Vs Sonolite

Povondraite and Marialite Specific Gravity

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