Eosphorite and Mellite Physical Properties

Eosphorite

Mellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.05-3.081.58-1.60

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

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

1.6 Cleavage

Poor on {100}

{011} Imperfect

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Eosphorite and Mellite Chemical Formula

While comparing Eosphorite and Mellite 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 Eosphorite and Mellite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

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Eosphorite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.