Hurlbutite and Taaffeite Physical Properties

Hurlbutite

Taaffeite

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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

2.903.60-3.61

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

None

Imperfect/fair/absent

1.7 Mohs Hardness

68-8.5

2 10

1.8 Chemical Composition

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

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Hurlbutite and Taaffeite Chemical Formula

While comparing Hurlbutite and Taaffeite 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 Taaffeite chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

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Hurlbutite and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.