Franklinite and Fluorite Physical Properties

Franklinite

Fluorite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

5.05-5.22

Uneven

None

5.5-6

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

Brittle

slightly water soluble and in hot hydrochloric acid

3.00-3.25

Subconchoidal, Uneven, ConchoidalWalter Schumann

Octahedral, perfect on {111}, parting on {011}

CaF₂

Franklinite and Fluorite Chemical Formula

While comparing Franklinite and Fluorite 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 Fluorite chemical formula.

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Franklinite and Fluorite Specific Gravity

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