Color:Blue / Black / Grey Material:Natural Stone, 100% Natural Slate Cobble & Pebble Type:Cobble Usage:Building, Road, Bridge Size:10-20mm Mass density:2.722g/cm3 Hello, how are you ? i need 30000 MT aggregate stone dark grey size: 10mm to 20mm water absorption .. add me to we cha t : dahoom111 **** : saudia code501 540 404 thanks Show More