Pyrope Garnet and Ettringite Physical Properties

Pyrope Garnet

Ettringite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Partially soluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

3.5-3.61.77

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

None

Perfect on {10 1 0}

1.7 Mohs Hardness

7-7.52-2.5

2 10

1.8 Chemical Composition

Mg₃Al₂Si₃O₁₂

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Pyrope Garnet and Ettringite Chemical Formula

While comparing Pyrope Garnet and Ettringite 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 Pyrope Garnet and Ettringite chemical formula.

Chemical formula of Pyrope Garnet- Mg₃Al₂Si₃O₁₂
Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Pyrope Garnet and Ettringite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrope Garnet and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope Garnet and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Pyrope Garnet is 1.77 whereas that of Ettringite is 1.77.