Hurlbutite and Cymophane Physical Properties

Hurlbutite

Cymophane

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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

2.903.69-3.81

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

68.5

2 10

1.8 Chemical Composition

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

BeAl 2O 4Arthur Thomas , Gemstones (2009)

Hurlbutite and Cymophane Chemical Formula

While comparing Hurlbutite and Cymophane 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 Cymophane chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)

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Hurlbutite and Cymophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and Cymophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and Cymophane Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 3.69-3.81 whereas that of Cymophane is 3.69-3.81.