Taaffeite and Faustite Physical Properties

Taaffeite

Faustite

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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

3.60-3.612.9

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Imperfect/fair/absent

{???} Indistinct

1.7 Mohs Hardness

8-8.54.5

2 10

1.8 Chemical Composition

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Taaffeite and Faustite Chemical Formula

While comparing Taaffeite and Faustite 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 Taaffeite and Faustite chemical formula.

Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Colorless Gems

Taaffeite Vs Swiss blue topaz

Taaffeite Vs Blue quartz

Taaffeite Vs Kashmir sapphire

Taaffeite and Faustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Taaffeite and Faustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Faustite Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 2.9 whereas that of Faustite is 2.9.