Eosphorite and Pectolite Physical Properties

Eosphorite

Pectolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.4 Solubility

Not Available

1.6 Durability

Not Available

1.8 Specific Gravity

3.05-3.082.74-2.90

1 7.18

2.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

Uneven, Gemstones (2009), Splintery

2.6 Cleavage

Poor on {100}

Perfect on {100} and {001}

2.7 Mohs Hardness

54.5-5

2 10

2.11 Chemical Composition

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

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Eosphorite and Pectolite Chemical Formula

While comparing Eosphorite and Pectolite 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 Pectolite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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Eosphorite and Pectolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.