Marialite and Eosphorite Physical Properties

Marialite

Eosphorite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.503.05-3.08

1 7.18

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Fracture

Uneven, Conchoidal

Subconchoidal, Uneven, Conchoidal

Cleavage

Distinct on {100} and {110}

Poor on {100}

Mohs Hardness

5.5-65

2 10

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Chemical Composition

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

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Marialite and Eosphorite Chemical Formula

While comparing Marialite and Eosphorite 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 Eosphorite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Marialite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marialite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marialite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Marialite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.