Smoky Quartz and Phosphophyllite Physical Properties

Smoky Quartz

Phosphophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.07-3.13

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

{0110} Indistinct

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

1.7 Mohs Hardness

73-3.5

2 10

1.8 Chemical Composition

SiO₂

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

Smoky Quartz and Phosphophyllite Chemical Formula

While comparing Smoky Quartz 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 Smoky Quartz and Phosphophyllite chemical formula.

Chemical formula of Smoky Quartz- SiO₂
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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Smoky Quartz and Phosphophyllite Specific Gravity

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