Hauyne and Spessartine Physical Properties

Hauyne

Spessartine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Gelatinises in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.4-2.54.12-4.18

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

Distinct on {110}

{???} Distinct

1.7 Mohs Hardness

5-67-7.5

2 10

1.8 Chemical Composition

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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

Hauyne and Spessartine Chemical Formula

While comparing Hauyne and Spessartine 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 Hauyne and Spessartine chemical formula.

Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Hauyne and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hauyne and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hauyne and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Hauyne is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.