Amethyst and Rutilated Quartz Physical Properties

Amethyst

Rutilated Quartz

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble in common solvents

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.65

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

Indiscernible

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

SiO₂

Quartz: SiO₂ Rutile: TiO2

Amethyst and Rutilated Quartz Chemical Formula

While comparing Amethyst and Rutilated Quartz 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 Amethyst and Rutilated Quartz chemical formula.

Chemical formula of Amethyst- SiO₂
Chemical formula of Rutilated Quartz- Quartz: SiO₂ Rutile: TiO2

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Amethyst and Rutilated Quartz Specific Gravity

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