Oligoclase and Eosphorite Physical Properties

Oligoclase

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

2.62-2.673.05-3.08

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

From the Greek, oligos and kasein, little cleavage.

Poor on {100}

1.7 Mohs Hardness

6-6.55

2 10

1.8 Chemical Composition

Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Oligoclase and Eosphorite Chemical Formula

While comparing Oligoclase 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 Oligoclase and Eosphorite chemical formula.

Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Colorless Gems

Oligoclase Vs Phenakite

Oligoclase Vs Phosphophyllite

Oligoclase Vs Pezzottaite

Oligoclase and Eosphorite Specific Gravity

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