Povondraite and Sphalerite Physical Properties

Povondraite

Sphalerite

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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

3.263.95-4.10

1 7.18

1.5 Fracture

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

UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven

1.6 Cleavage

None

{110} Perfect, {110} Perfect, {110} Perfect

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

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

(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Povondraite and Sphalerite Chemical Formula

While comparing Povondraite and Sphalerite 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 Sphalerite 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 Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Povondraite and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.