Rossmanite and Augite Physical Properties

Rossmanite

Augite

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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

33.19-3.56

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

None

{110} Perfect, {010} Indistinct

1.7 Mohs Hardness

Not Available5.5-6

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,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Rossmanite and Augite Chemical Formula

While comparing Rossmanite and Augite 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 Augite 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 Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Compare Gems Found in America

Rossmanite Vs Scolecite

Rossmanite Vs Serpentine

Rossmanite Vs Serandite

Rossmanite and Augite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Augite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Augite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 3.19-3.56 whereas that of Augite is 3.19-3.56.