Rossmanite and Cavansite Physical Properties

Rossmanite

Cavansite

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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

32.25-2.33

1 7.18

1.5 Fracture

Brittle, Metallic

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

None

Good on {010}

1.7 Mohs Hardness

Not Available3-4

2 10

1.8 Chemical Composition

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

Ca(VO)Si4O10•4(H2O)

Rossmanite and Cavansite Chemical Formula

While comparing Rossmanite and Cavansite 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 Cavansite 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 Cavansite- Ca(VO)Si4O10•4(H2O)

Compare Gems Found in America

Rossmanite Vs Serandite

Rossmanite Vs Serpentine

Rossmanite Vs Scolecite

Rossmanite and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Cavansite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 2.25-2.33 whereas that of Cavansite is 2.25-2.33.