Pyrrhotite and Hurlbutite Physical Properties

Pyrrhotite

Hurlbutite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.652.90

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Absent

None

1.7 Mohs Hardness

3.5-4.56

2 10

1.8 Chemical Composition

Not Available

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

Pyrrhotite and Hurlbutite Chemical Formula

While comparing Pyrrhotite and Hurlbutite 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 Pyrrhotite and Hurlbutite chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Pyrrhotite and Hurlbutite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrrhotite and Hurlbutite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrrhotite and Hurlbutite Optical Properties during the identification of gemstone. Specific gravity of Pyrrhotite is 2.90 whereas that of Hurlbutite is 2.90.