Phosphophyllite and Coral Physical Properties

Phosphophyllite

Coral

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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

3.07-3.132.60-2.70

1 7.18

1.5 Fracture

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

Irregular, Irregular, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3-3.53-4

2 10

1.8 Chemical Composition

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

CaCO 3Ulrich Henn and Claudio C.

Phosphophyllite and Coral Chemical Formula

While comparing Phosphophyllite and Coral 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 Coral 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 Coral- CaCO 3Ulrich Henn and Claudio C.

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Phosphophyllite and Coral Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Coral Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Coral Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.60-2.70 whereas that of Coral is 2.60-2.70.