Franklinite and Proustite Physical Properties

Franklinite

Proustite

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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

5.05-5.225.51-5.64

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None

Distinct on {10 1 1}

1.7 Mohs Hardness

5.5-62.5

2 10

1.8 Chemical Composition

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

Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Franklinite and Proustite Chemical Formula

While comparing Franklinite and Proustite 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 Proustite chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Franklinite Vs Hexagonite

Franklinite Vs Hydrogrossular

Franklinite Vs Hibonite

Franklinite and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Proustite Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 5.51-5.64 whereas that of Proustite is 5.51-5.64.