Mn : 25 % Min up to 40% Fe ; 3%-10% Max SIO2 ; 5%-35% Max AI2O3 : 3%-18% Max P : 0.05 % Max S : 0.05 % Max Size ; 10-100 mm 90% Physical Size Depend on Buyers request / 0-15 mm or 10-150 mm Packaging: 50 KG PP bags, 1 Ton Big bags or Bulk in Container Stuffing ; Max 28MT per 20FT Container Quantity ; 500 MT per month Country of Origin : Nigeria Loading Port : Lagos Ports or Port Harcourt Ports Loading Time : Within 30 days upon receipt of LC confirmation/BG/SBLC/APG