Hurlbutite and Peridot Physical Properties

Hurlbutite

Peridot

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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

2.901.54-1.55

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

Poor

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

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

(Mg,Fe)₂SiO₄

Hurlbutite and Peridot Chemical Formula

While comparing Hurlbutite and Peridot 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 Peridot chemical formula.

Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Hurlbutite and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and Peridot Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 1.54-1.55 whereas that of Peridot is 1.54-1.55.