Serandite and Ajoite Physical Properties

Serandite

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

3.522.96

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001)

Not Available

1.6 Cleavage

{100} Perfect, {001} Perfect

Perfect on {010}

1.7 Mohs Hardness

5-5.55

2 10

1.8 Chemical Composition

Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael OâDonoghue , Gems, Sixth Edition (2006)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Serandite and Ajoite Chemical Formula

While comparing Serandite 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 Serandite and Ajoite chemical formula.

Chemical formula of Serandite- Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Compare Gems Found in America

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Serandite and Ajoite Specific Gravity

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