... 6-12mm,3-6mm,2-4mm,1-3mm 4,Origin:Hebei,China expanded Vermiculite for garden/agriculture,2-4mm Feature Products Expanded ... 40-80mesh ,20-40mesh,10-40mesh,1-3mm,2-4mm,3-8 mm,4-8mmSilver:40-80mesh ,20-40mesh,10-40mesh,1 ... -3mm,2-4mm,3-8mm,4-8mmRaw vermiculite:Golden:0.3- ... 1-2mm,1.5-2.5mm,1-3mm,2-4mm,3-8mm,4-8mmSilver:0.3-1mm,1-2mm,2-4mm,4-8mm Note: The ...