What is silk fabric, how is the classification of the points?

twill polyester scarf which have a lot of new people are asking, in the eyes of many people think that silk fabrics are the same. So I here on the silk fabric which have to talk about this problem, in fact, silk fabrics generally use raw materials, there are white silk, fried silk, double Palace silk, etc., there are many kinds of styles, there are many kinds of Mimi thickness, the price from tens of dollars Yuan to more than 100 yuan have.