Spessartine and Glaucophane Physical Properties

Spessartine

Glaucophane

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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

4.12-4.18

3-3.15

1.5 Fracture

ConchoidalArthur Thomas, Conchoidal, Brittle

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

{???} Distinct

Good on [110] and on [001]

1.7 Mohs Hardness

7-7.5

6.0-6.5

1.8 Chemical Composition

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

[ ]Na2(Mg3Al2)Si8O22(OH)2

Spessartine and Glaucophane Chemical Formula

While comparing Spessartine 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 Spessartine and Glaucophane chemical formula.

Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

Compare Red Gemstones

Spessartine Vs Tortoiseshell

Spessartine Vs Tourmaline

Spessartine Vs Triplite

Spessartine and Glaucophane Specific Gravity

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