Phosphophyllite and Phosphosiderite Physical Properties
Specific Gravity
3.07-3.13
2.74-2.76
Fracture
Conchoidal, Uneven
Uneven
Cleavage
{100} Perfect, {010} Distinct, {102} Distinct
{010} Perfect, {001} Distinct
Mohs Hardness
3-3.5
3.5-4
Chemical Composition
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Phosphophyllite and Phosphosiderite Chemical Formula
While comparing Phosphophyllite and Phosphosiderite 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 Phosphophyllite and Phosphosiderite chemical formula.
- Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Phosphophyllite and Phosphosiderite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.