Brookite and Pyrope Almandine Physical Properties

Brookite

Pyrope Almandine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.87-4.143.62-4.20

1 7.18

1.5 Fracture

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

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

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

(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

Brookite and Pyrope Almandine Chemical Formula

While comparing Brookite and Pyrope Almandine 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 Brookite and Pyrope Almandine chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

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Brookite and Pyrope Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Pyrope Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Pyrope Almandine Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.62-4.20 whereas that of Pyrope Almandine is 3.62-4.20.