Glaucophane and Mellite Physical Properties

Glaucophane

Mellite

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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

3-3.151.58-1.60

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

Good on [110] and on [001]

{011} Imperfect

1.7 Mohs Hardness

6.0-6.52

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Glaucophane and Mellite Chemical Formula

While comparing Glaucophane and Mellite 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 Mellite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

Glaucophane Vs Riebeckite

Glaucophane Vs Scorodite

Glaucophane Vs Rosasite

Glaucophane and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Mellite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 1.58-1.60 whereas that of Mellite is 1.58-1.60.