Aquamarine and Rock Crystal Physical Properties

Aquamarine

Rock Crystal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.66-2.802.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1 basal

Not Available

1.7 Mohs Hardness

7.5-87

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

SiO 2Walter Schumann , Gemstones of the world (2001)

Aquamarine and Rock Crystal Chemical Formula

While comparing Aquamarine and Rock Crystal 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 Aquamarine and Rock Crystal chemical formula.

Chemical formula of Aquamarine- Be₃Al₂SiO₆
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Aquamarine and Rock Crystal Specific Gravity

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