Franklinite and Sunstone Physical Properties

Franklinite

Sunstone

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.05-5.222.62-2.65

1 7.18

1.5 Fracture

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

Gemstones of the world (2001)

1.6 Cleavage

None

001

1.7 Mohs Hardness

5.5-66

2 10

1.8 Chemical Composition

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

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

Franklinite and Sunstone Chemical Formula

While comparing Franklinite and Sunstone 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 Sunstone chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

Compare Red Gemstones

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Franklinite Vs Hibonite

Franklinite Vs Hydrogrossular

Franklinite and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.