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Pink Opal
Pink Opal

Amethyst
Amethyst



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Pink Opal
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Amethyst

Pink Opal and Amethyst Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
insoluble in common solvents
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.65
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Not Available
Indiscernible
1.7 Mohs Hardness
67
Amber
2 10
1.8 Chemical Composition
Not Available
SiO2

Pink Opal and Amethyst Chemical Formula

While comparing Pink Opal 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 Pink Opal and Amethyst chemical formula.

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  • Chemical formula of Amethyst- SiO2

Pink Opal and Amethyst Specific Gravity

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