Sylvite and Eosphorite Physical Properties

Sylvite

Eosphorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.9933.05-3.08

1 7.18

1.5 Fracture

Uneven, Brittle

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

Perfect on [100], [010], [001]

Poor on {100}

1.7 Mohs Hardness

2.55

2 10

1.8 Chemical Composition

Not Available

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

Sylvite and Eosphorite Chemical Formula

While comparing Sylvite 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 Sylvite and Eosphorite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Sylvite and Eosphorite Specific Gravity

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