super white quartz sand,high purity: 98%-99.9%,Widely use in glass ,cast , Man-made stone plate ,plastic ,rubber,and grinding ma ... transparent. Widely use in glass ,cast , Man-made stone plate ,plastic ,rubber,and grinding material industry. GradeWhite , semitransparent , Totally transparentSize2-4 ... -16 mesh16-26 mesh26-40 mesh40-70 mesh80-120 mesh super white quartz sand