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Ettringite
Ettringite
☒

Pyrope Spessartine
Pyrope Spessartine
☒



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Ettringite
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Pyrope Spessartine

Ettringite and Pyrope Spessartine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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Partially soluble in water
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1.77
-
Perfect on {10 1 0}
2-2.5
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
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3.62-4.33
Uneven
None
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Ettringite and Pyrope Spessartine Chemical Formula

While comparing Ettringite 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 Ettringite and Pyrope Spessartine chemical formula.

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Ettringite and Pyrope Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Pyrope Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite Vs Pyrope Spessartine during the identification of gemstone. Specific gravity of Ettringite is whereas that of Pyrope Spessartine is .