Franklinite and Moonstone Physical Properties

Franklinite

Moonstone

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

5.05-5.222.56-2.60

1 7.18

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Fracture

Uneven

Uneven, ConchoidalWalter Schumann

Cleavage

None

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Mohs Hardness

5.5-66-6.5

2 10

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Chemical Composition

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

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Franklinite and Moonstone Chemical Formula

While comparing Franklinite and Moonstone 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 Moonstone chemical formula.

Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Compare Red Gemstones

Franklinite Vs Manganotantalite

Franklinite Vs Microlite

Franklinite Vs Mimetite

Franklinite and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Franklinite and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.