Glaucophane and Hurlbutite Physical Properties

Glaucophane

Hurlbutite

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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

3-3.152.90

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

Good on [110] and on [001]

None

1.7 Mohs Hardness

6.0-6.56

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

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

Glaucophane and Hurlbutite Chemical Formula

While comparing Glaucophane 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 Glaucophane and Hurlbutite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Glaucophane and Hurlbutite Specific Gravity

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