Eosphorite and Dioptase Physical Properties

Eosphorite

Dioptase

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.05-3.083.25-3.35

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Poor on {100}

Perfect in three directions

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Eosphorite and Dioptase Chemical Formula

While comparing Eosphorite and Dioptase 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 Dioptase chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Dioptase- CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Eosphorite and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Dioptase Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 3.25-3.35 whereas that of Dioptase is 3.25-3.35.