Povondraite and Meionite Physical Properties

Povondraite

Meionite

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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

3.262.78

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None

{???} Distinct, {???} Indistinct

1.7 Mohs Hardness

Not Available5-6

2 10

1.8 Chemical Composition

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Povondraite and Meionite Chemical Formula

While comparing Povondraite and Meionite 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 Povondraite and Meionite chemical formula.

Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Meionite- 3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Povondraite Vs Staurolite

Povondraite Vs Sonolite

Povondraite and Meionite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Meionite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Meionite Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 2.78 whereas that of Meionite is 2.78.