The invention relates to a process flow for drawing by clipping and combination of purely natural stones. The process flow comprises the following steps of 1, designing a rendering base drawing, 2, pasting a gummed paper on the rendering base drawing, 3, carting out cutting, clipping, combination, spreading and pasting processes on stones, 4, carrying out integral modification, 5, turning over the drawing obtained by the above steps and pressing, 6, mounting a net on a back side of the drawing and gluing, 7, pasting the drawing obtained by the step 6 on a base plate, 8, carrying out drawing surface protection processing, and 9, mounting a drawing frame. Goods obtained by the process flow have painting effects belonging to oil paintings, Chinese paintings and the like, have strong visual ornamental effects, are not easy for color fading, are easy for preservation, and have strong practical decoration and high collection values.