Bornite and Glaucophane Physical Properties

Bornite

Glaucophane

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.06-5.08

3-3.15

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Poor on [111].

Good on [110] and on [001]

1.7 Mohs Hardness

3-3.25

6.0-6.5

1.8 Chemical Composition

Cu5FeS4

[ ]Na2(Mg3Al2)Si8O22(OH)2

Bornite and Glaucophane Chemical Formula

While comparing Bornite and Glaucophane 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 Bornite and Glaucophane chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Bornite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Bornite is 3-3.15 whereas that of Glaucophane is 3-3.15.