Phosphosiderite and Cinnabar Physical Properties
Tenacity
-
Slightly sectile
Solubility
-
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Specific Gravity
2.74-2.76
2
Cleavage
{010} Perfect, {001} Distinct
Prismatic {10 1 0}, perfect
Mohs Hardness
3.5-4
2-2.5
Chemical Composition
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phosphosiderite and Cinnabar Chemical Formula
While comparing Phosphosiderite and Cinnabar 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 Phosphosiderite and Cinnabar chemical formula.
- Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phosphosiderite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Phosphosiderite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphosiderite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Phosphosiderite is 2 whereas that of Cinnabar is 2.