Franklinite and Adamite Physical Properties

Franklinite

Adamite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.05-5.224.32-4.48

1 7.18

1.5 Fracture

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

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

None

{101}, good; {010}, poor

1.7 Mohs Hardness

5.5-63.5

2 10

1.8 Chemical Composition

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

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Franklinite and Adamite Chemical Formula

While comparing Franklinite and Adamite 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 Adamite chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Compare Red Gemstones

Franklinite Vs Hibonite

Franklinite Vs Hydrogrossular

Franklinite Vs Hexagonite

Franklinite and Adamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Adamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Adamite Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 4.32-4.48 whereas that of Adamite is 4.32-4.48.