Brookite and Spessartine Physical Properties

Brookite

Spessartine

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.87-4.144.12-4.18

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

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

{???} Distinct

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

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Brookite and Spessartine Chemical Formula

While comparing Brookite and Spessartine 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 Spessartine chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Red Gemstones

Brookite Vs Ceylonite

Brookite Vs Chambersite

Brookite Vs Chabazite

Brookite and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Brookite is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.