Hurlbutite and Kyanite Cyprine Physical Properties

Hurlbutite

Kyanite Cyprine

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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

2.90

3.55-3.70

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Gemstones (2009)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

4-7

1.8 Chemical Composition

CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Hurlbutite and Kyanite Cyprine Chemical Formula

While comparing Hurlbutite and Kyanite Cyprine 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 Hurlbutite and Kyanite Cyprine chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

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Hurlbutite and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.