Ajoite and Creedite Physical Properties

Ajoite

Creedite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.962.70

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect on {010}

Perfect on {100}

1.7 Mohs Hardness

54.5

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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

Ajoite and Creedite Chemical Formula

While comparing Ajoite 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 Ajoite and Creedite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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Ajoite and Creedite Specific Gravity

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