Phosphophyllite and Feldspar Physical Properties

Phosphophyllite

Feldspar

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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

3.07-3.132.56-2.75

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

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

two or three

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

Not Available

Phosphophyllite and Feldspar Chemical Formula

While comparing Phosphophyllite and Feldspar 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 Feldspar 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 Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.