Demantoid and Ajoite Physical Properties

Demantoid

Ajoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.77-3.952.96

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

Perfect on {010}

1.7 Mohs Hardness

6.55

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Demantoid and Ajoite Chemical Formula

While comparing Demantoid and Ajoite 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 Demantoid and Ajoite chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Demantoid and Ajoite Specific Gravity

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