Celestine and Pyrope Spessartine Physical Properties

Celestine

Pyrope Spessartine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.90-4.003.62-4.33

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

Perfect on {001}, good on {210}, poor on {010}

Not Available

1.7 Mohs Hardness

3-3.57-7.5

2 10

1.8 Chemical Composition

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Celestine and Pyrope Spessartine Chemical Formula

While comparing Celestine and Pyrope Spessartine 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 Celestine and Pyrope Spessartine chemical formula.

Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pyrope Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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Celestine and Pyrope Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Celestine and Pyrope Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Pyrope Spessartine Optical Properties during the identification of gemstone. Specific gravity of Celestine is 3.62-4.33 whereas that of Pyrope Spessartine is 3.62-4.33.