Aragonite and Hexagonite Physical Properties

Aragonite

Hexagonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Dilute acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93-2.962.98-3.03

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

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

[110] perfect; [010] distinct

1.7 Mohs Hardness

3.5-45-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Aragonite and Hexagonite Chemical Formula

While comparing Aragonite and Hexagonite 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 Hexagonite chemical formula.

Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Compare Gems for Virgo

Aragonite Vs Peridot

Aragonite Vs Variscite

Aragonite Vs Zircon

Aragonite and Hexagonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aragonite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Aragonite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.