Pyrope Garnet and Amethyst Physical Properties

Pyrope Garnet

Amethyst

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

3.5-3.6

2.65

1.5 Fracture

Not Available

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

Indiscernible

1.7 Mohs Hardness

7-7.5

1.8 Chemical Composition

Mg₃Al₂Si₃O₁₂

SiO₂

Pyrope Garnet and Amethyst Chemical Formula

While comparing Pyrope Garnet and Amethyst 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 Amethyst chemical formula.

Chemical formula of Pyrope Garnet- Mg₃Al₂Si₃O₁₂
Chemical formula of Amethyst- SiO₂

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Pyrope Garnet and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrope Garnet and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope Garnet and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Pyrope Garnet is 2.65 whereas that of Amethyst is 2.65.