Hurlbutite and Willemite Physical Properties

Hurlbutite

Willemite

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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

2.903.89-4.18

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

None

{0001}, {11 2 0} imperfect

1.7 Mohs Hardness

65.5

2 10

1.8 Chemical Composition

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

Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Hurlbutite and Willemite Chemical Formula

While comparing Hurlbutite and Willemite 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 Willemite chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Willemite- Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hurlbutite and Willemite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and Willemite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and Willemite Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 3.89-4.18 whereas that of Willemite is 3.89-4.18.