Linen Micarta is made with "linen". Canvas Micarta is made with "canvas ". G10 is made with fiberglass. Canvas having a lower thread count typically is "rougher". Burlap Micarta made with "burlap" (lower thread count then canvas) would be rougher still. Paper Micarta much smoother. Micarta, like G10, is a layered composite made with resin (epoxy or polyester) and multiple plies of sheet fabric or paper.