Topaz and Rubellite Tourmaline Physical Properties

Topaz

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

3.49-3.57Not Available

1 7.18

1.5 Fracture

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Not Available

1.6 Cleavage

[001] Perfect

None

1.7 Mohs Hardness

82.5-3

2 10

1.8 Chemical Composition

Al₂SiO₄(F,OH)₂

Topaz and Rubellite Tourmaline Chemical Formula

While comparing Topaz 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 Topaz and Rubellite Tourmaline chemical formula.

Chemical formula of Topaz- Al₂SiO₄(F,OH)₂
Chemical formula of Rubellite Tourmaline- Ag

Compare Gems for Sagittarius

Topaz Vs Pietersite

Topaz Vs Quartz Smoky

Topaz Vs Petoskey Stone

Topaz and Rubellite Tourmaline Specific Gravity

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