Lazulite and Phosphophyllite Physical Properties
Specific Gravity
3.04-3.17
3.07-3.13
Fracture
Uneven
Conchoidal, Uneven
Cleavage
{001} Indistinct, {???} Indistinct
{100} Perfect, {010} Distinct, {102} Distinct
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Lazulite and Phosphophyllite Chemical Formula
While comparing Lazulite 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 Lazulite and Phosphophyllite chemical formula.
- Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) 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
Lazulite and Phosphophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Lazulite and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.