Glaucophane and Prasiolite Physical Properties

Glaucophane

Prasiolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3-3.152.65

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Good on [110] and on [001]

3,1

1.7 Mohs Hardness

6.0-6.57

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

SiO 2Ulrich Henn and Claudio C.

Glaucophane and Prasiolite Chemical Formula

While comparing Glaucophane and Prasiolite 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 Prasiolite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Glaucophane and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 2.65 whereas that of Prasiolite is 2.65.