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iron-ore

Iron Ore

Attribute Specification
Type Iron Ore (commonly Hematite or Magnetite)
Appearance Lumpy, granular, or fine powder
Color Reddish-brown, dark grey, or black (depends on type)
Iron (Fe) Content Typically 58% to 65% (depending on grade)
Moisture Content ≤ 8% (for fines); varies for lumps and pellets
Silica (SiO₂) 2% to 6% (varies with origin and processing)
Alumina (Al₂O₃) ≤ 2.5%
Phosphorus (P) ≤ 0.08%
Sulphur (S) ≤ 0.03%
Density 4.8 to 5.3 g/cm³ (approximate)
Melting Point Around 1,538°C (pure iron)
Hardness 5.5 to 6.5 on Mohs scale
Form Lumps (10–40 mm), Fines (<10 mm), or Pellets (8–18 mm)
Magnetism Magnetite is magnetic; Hematite is weakly magnetic
Typical Uses Steel production, iron smelting, heavy industry