Rossmanite and Serandite Physical Properties

Rossmanite

Serandite

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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

33.52

1 7.18

1.5 Fracture

Brittle, Metallic

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

None

{100} Perfect, {001} Perfect

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

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

Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael OâDonoghue , Gems, Sixth Edition (2006)

Rossmanite and Serandite Chemical Formula

While comparing Rossmanite and Serandite 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 Serandite 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 Serandite- Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Gems Found in America

Rossmanite Vs Serandite

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Rossmanite Vs Serpentine

Rossmanite and Serandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Serandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Serandite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 3.52 whereas that of Serandite is 3.52.