1.Color:silver ,gold 2.Size:0.7-2,0.3-1, 1. ... , so it gets the name vermiculite2.Raw ermiculite consists of silver and gold vermiculite classified into diffrent size Raw golden vermiculite0 ... .5mm,1-2mm,2-4mm,3-8mm,4-8mm,Raw silver vermiculite0.25-0.7mm,0.3-1mm,1-2mm,2 ... time Our trademanager will be24 hours on line Agriculture Expanded Silver Or Golden Vermiculite CR-210