Hyacinth and Dallasite Physical Properties

Hyacinth

Dallasite

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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

3.93-4.732.58-2.91

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

6.5-7.56.5-7

2 10

1.8 Chemical Composition

ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Hyacinth and Dallasite Chemical Formula

While comparing Hyacinth and Dallasite 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 Hyacinth and Dallasite chemical formula.

Chemical formula of Hyacinth- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hyacinth and Dallasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hyacinth and Dallasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hyacinth and Dallasite Optical Properties during the identification of gemstone. Specific gravity of Hyacinth is 2.58-2.91 whereas that of Dallasite is 2.58-2.91.