Hureaulite and Smoky Quartz Physical Properties

Hureaulite

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.192.65

1 7.18

1.5 Fracture

Brittle, Uneven

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

1.6 Cleavage

{???} Distinct

{0110} Indistinct

1.7 Mohs Hardness

3.57

2 10

1.8 Chemical Composition

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

SiO₂

Hureaulite and Smoky Quartz Chemical Formula

While comparing Hureaulite and Smoky Quartz 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 Hureaulite and Smoky Quartz chemical formula.

Chemical formula of Hureaulite- Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Smoky Quartz- SiO₂

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Hureaulite and Smoky Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hureaulite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hureaulite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Hureaulite is 2.65 whereas that of Smoky Quartz is 2.65.