Hanksite and Aragonite Physical Properties

Hanksite

Aragonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Readily soluble in water

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

2.562

2.93-2.96

1.5 Fracture

Uneven, Conchoidal, Brittle

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

1.6 Cleavage

Good on {0001}

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

1.7 Mohs Hardness

3-3.5

3.5-4

1.8 Chemical Composition

KNa22(SO4)9(CO3)2Cl

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

Hanksite and Aragonite Chemical Formula

While comparing Hanksite and Aragonite 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 Hanksite and Aragonite chemical formula.

Chemical formula of Hanksite- KNa22(SO4)9(CO3)2Cl
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hanksite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hanksite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hanksite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Hanksite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.