Rossmanite and Tinzenite Physical Properties

Rossmanite

Tinzenite

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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

33.355-3.433

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

None

{???} Good, {???} Good

1.7 Mohs Hardness

Not AvailableNot Available

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,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)

Rossmanite and Tinzenite Chemical Formula

While comparing Rossmanite and Tinzenite 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 Tinzenite 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 Tinzenite- (Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)

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Rossmanite and Tinzenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Tinzenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Tinzenite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 3.355-3.433 whereas that of Tinzenite is 3.355-3.433.