Tinzenite and Brookite Physical Properties

Tinzenite

Brookite

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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

3.355-3.4333.87-4.14

1 7.18

1.5 Fracture

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

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

Poor on {120}, in traces on {001}

1.7 Mohs Hardness

Not Available5.5-6

2 10

1.8 Chemical Composition

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

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Tinzenite and Brookite Chemical Formula

While comparing Tinzenite and Brookite 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 Tinzenite and Brookite chemical formula.

Chemical formula of Tinzenite- (Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Tinzenite and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tinzenite and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tinzenite and Brookite Optical Properties during the identification of gemstone. Specific gravity of Tinzenite is 3.87-4.14 whereas that of Brookite is 3.87-4.14.