Strontianite and Sphalerite Physical Properties

Strontianite

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

3.63-3.79

3.95-4.10

1.5 Fracture

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

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

{110} Good

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

1.7 Mohs Hardness

3.5

3.5-4

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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

Strontianite and Sphalerite Chemical Formula

While comparing Strontianite 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 Strontianite and Sphalerite chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Strontianite and Sphalerite Specific Gravity

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