Phosphophyllite and Lawsonite Physical Properties

Phosphophyllite

Lawsonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.07-3.133.09

1 7.18

1.5 Fracture

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

White, Yellow, Pale blue, Brittle, Uneven

1.6 Cleavage

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

Perfect on {100} and {010}, imperfect on {101}

1.7 Mohs Hardness

3-3.58

2 10

1.8 Chemical Composition

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

Not Available

Phosphophyllite and Lawsonite Chemical Formula

While comparing Phosphophyllite and Lawsonite 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 Lawsonite chemical formula.

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

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Phosphophyllite and Lawsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Lawsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Lawsonite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 3.09 whereas that of Lawsonite is 3.09.