Rock Crystal and Rubellite Tourmaline Physical Properties

Rock Crystal

Rubellite Tourmaline

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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

2.65Not Available

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

72.5-3

2 10

1.8 Chemical Composition

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

Rock Crystal and Rubellite Tourmaline Chemical Formula

While comparing Rock Crystal and Rubellite Tourmaline 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 Rock Crystal and Rubellite Tourmaline chemical formula.

Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
Chemical formula of Rubellite Tourmaline- Ag

Compare Blue Gemstones

Rock Crystal Vs Sardonyx

Rock Crystal Vs Scorzalite

Rock Crystal Vs Serendibite

Rock Crystal and Rubellite Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rock Crystal and Rubellite Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rock Crystal and Rubellite Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Rock Crystal is Not Available whereas that of Rubellite Tourmaline is Not Available.