Phosphophyllite and Williamsite Physical Properties

Phosphophyllite

Williamsite

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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

3.07-3.132.51-2.63

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3-3.54

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Phosphophyllite and Williamsite Chemical Formula

While comparing Phosphophyllite and Williamsite 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 Williamsite 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 Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Phosphophyllite and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Williamsite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.51-2.63 whereas that of Williamsite is 2.51-2.63.