Sardonyx and Eosphorite Physical Properties

Sardonyx

Eosphorite

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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

2.55-2.703.05-3.08

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

Not Available

Poor on {100}

1.7 Mohs Hardness

6.5-75

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sardonyx and Eosphorite Chemical Formula

While comparing Sardonyx 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 Sardonyx and Eosphorite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Sardonyx and Eosphorite Specific Gravity

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