Sylvite and Phosphophyllite Physical Properties

Sylvite

Phosphophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.9933.07-3.13

1 7.18

1.5 Fracture

Uneven, Brittle

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

1.6 Cleavage

Perfect on [100], [010], [001]

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

1.7 Mohs Hardness

2.53-3.5

2 10

1.8 Chemical Composition

Not Available

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

Sylvite and Phosphophyllite Chemical Formula

While comparing Sylvite and Phosphophyllite 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 Sylvite and Phosphophyllite 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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Sylvite and Phosphophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sylvite and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sylvite and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Sylvite is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.