Anthophyllite and Ajoite Physical Properties

Anthophyllite

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

2.9-3.52.96

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

Not Available

1.6 Cleavage

{110} Perfect, {???} Distinct, {???} Distinct

Perfect on {010}

1.7 Mohs Hardness

5.5-65

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Anthophyllite and Ajoite Chemical Formula

While comparing Anthophyllite 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 Anthophyllite and Ajoite chemical formula.

Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Anthophyllite and Ajoite Specific Gravity

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