Prasiolite and Glaucophane Physical Properties

Prasiolite

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

2.653-3.15

1 7.18

1.5 Fracture

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

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

3,1

Good on [110] and on [001]

1.7 Mohs Hardness

76.0-6.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

[ ]Na2(Mg3Al2)Si8O22(OH)2

Prasiolite and Glaucophane Chemical Formula

While comparing Prasiolite 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 Prasiolite and Glaucophane chemical formula.

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

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Prasiolite and Glaucophane Specific Gravity

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