Aragonite and Spessartine Physical Properties

Aragonite

Spessartine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Dilute acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93-2.964.12-4.18

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

Distinct on {010}, imperfect {110} and {011}

{???} Distinct

1.7 Mohs Hardness

3.5-47-7.5

2 10

1.8 Chemical Composition

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Aragonite and Spessartine Chemical Formula

While comparing Aragonite 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 Aragonite and Spessartine chemical formula.

Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Aragonite and Spessartine Specific Gravity

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