Franklinite and Ajoite Physical Properties

Franklinite

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

5.05-5.222.96

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

Not Available

1.6 Cleavage

None

Perfect on {010}

1.7 Mohs Hardness

5.5-65

2 10

1.8 Chemical Composition

(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Franklinite and Ajoite Chemical Formula

While comparing Franklinite 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 Franklinite and Ajoite chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Compare Red Gemstones

Franklinite Vs Hibonite

Franklinite Vs Hexagonite

Franklinite Vs Hydrogrossular

Franklinite and Ajoite Specific Gravity

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