Phosphophyllite and Sodalite Physical Properties

Phosphophyllite

Sodalite

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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

3.07-3.132.15-2.40

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.6 Cleavage

{100} Perfect, {010} Distinct, {102} Distinct

Poor on {110}

1.7 Mohs Hardness

3-3.55-6

2 10

1.8 Chemical Composition

Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Na₈Al₆Si₆O₂₄Cl₂

Phosphophyllite and Sodalite Chemical Formula

While comparing Phosphophyllite and Sodalite 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 Phosphophyllite and Sodalite chemical formula.

Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Phosphophyllite and Sodalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Sodalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Sodalite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.15-2.40 whereas that of Sodalite is 2.15-2.40.