Taaffeite and Phosphophyllite Physical Properties
Specific Gravity
3.60-3.61
3.07-3.13
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Imperfect/fair/absent
{100} Perfect, {010} Distinct, {102} Distinct
Mohs Hardness
8-8.5
3-3.5
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Taaffeite and Phosphophyllite Chemical Formula
While comparing Taaffeite and Phosphophyllite 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 Phosphophyllite chemical formula.
- Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Taaffeite and Phosphophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Taaffeite and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.