Aragonite and Creedite Physical Properties

Aragonite

Creedite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Dilute acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93-2.962.70

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

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

Perfect on {100}

1.7 Mohs Hardness

3.5-44.5

2 10

1.8 Chemical Composition

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

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Aragonite and Creedite Chemical Formula

While comparing Aragonite and Creedite 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 Creedite chemical formula.

Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Compare Gems for Virgo

Aragonite Vs Zircon

Aragonite Vs Variscite

Aragonite Vs Peridot

Aragonite and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aragonite and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite and Creedite Optical Properties during the identification of gemstone. Specific gravity of Aragonite is 2.70 whereas that of Creedite is 2.70.