Franklinite and Chalcedony Physical Properties

Franklinite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.05-5.222.55-2.70

1 7.18

1.5 Fracture

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

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

None

Absent

1.7 Mohs Hardness

5.5-66.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Franklinite and Chalcedony Chemical Formula

While comparing Franklinite and Chalcedony 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 Chalcedony chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chalcedony- SiO₂

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Franklinite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.