Phosphophyllite and Fire Opal Physical Properties

Phosphophyllite

Fire Opal

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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

3.07-3.131.97-2.22

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3-3.56-6.5

2 10

1.8 Chemical Composition

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

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Phosphophyllite and Fire Opal Chemical Formula

While comparing Phosphophyllite and Fire Opal 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 Fire Opal 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 Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Phosphophyllite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.