Glaucophane and Chrome Pyrope Physical Properties

Glaucophane

Chrome Pyrope

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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

3-3.153.62-3.80

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Good on [110] and on [001]

Not Available

1.7 Mohs Hardness

6.0-6.57-7.5

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

Glaucophane and Chrome Pyrope Chemical Formula

While comparing Glaucophane and Chrome Pyrope 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 Chrome Pyrope chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Chrome Pyrope- Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

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Glaucophane and Chrome Pyrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Chrome Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Chrome Pyrope Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.62-3.80 whereas that of Chrome Pyrope is 3.62-3.80.