Friedelite and Phosphosiderite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.06-3.19
  
2.74-2.76
  
Fracture
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven
  
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
  
Cleavage
{010} Perfect
  
{010} Perfect, {001} Distinct
  
Mohs Hardness
4-5
  
3.5-4
  
Chemical Composition
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
  
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
  
Friedelite and Phosphosiderite Chemical Formula
While comparing Friedelite 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 Friedelite and Phosphosiderite chemical formula.
- Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
- Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Friedelite and Phosphosiderite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Friedelite and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Friedelite is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.