Rossmanite and Quartz Physical Properties

Rossmanite

Quartz

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

32.65

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, Conchoidal, Brittle, Gems

1.6 Cleavage

None

{0110} Indistinct

1.7 Mohs Hardness

Not Available7

2 10

1.8 Chemical Composition

◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

SiO₂

Rossmanite and Quartz Chemical Formula

While comparing Rossmanite and 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 Rossmanite and Quartz chemical formula.

Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Quartz- SiO₂

Compare Gems Found in America

Rossmanite Vs Scolecite

Rossmanite Vs Serandite

Rossmanite Vs Serpentine

Rossmanite and Quartz Specific Gravity

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