Phosphophyllite and Quartz Physical Properties

Phosphophyllite

Quartz

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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

3.07-3.13

2.65

1.5 Fracture

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

Conchoidal, Conchoidal, Brittle, Gems

1.6 Cleavage

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

{0110} Indistinct

1.7 Mohs Hardness

3-3.5

1.8 Chemical Composition

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

SiO₂

Phosphophyllite and Quartz Chemical Formula

While comparing Phosphophyllite and Quartz 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 Quartz 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 Quartz- SiO₂

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Phosphophyllite and Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Quartz Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.65 whereas that of Quartz is 2.65.