Hardystonite and Eosphorite Physical Properties

Hardystonite

Eosphorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.396-3.4433.05-3.08

1 7.18

1.5 Fracture

Brittle, Metallic

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

[001] good, [100] and [110] fair

Poor on {100}

1.7 Mohs Hardness

3-45

2 10

1.8 Chemical Composition

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

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

Hardystonite and Eosphorite Chemical Formula

While comparing Hardystonite 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 Hardystonite and Eosphorite chemical formula.

Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare White Gemstones

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Hardystonite and Eosphorite Specific Gravity

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