Large Grinder for Jade

Large Grinder for Jade by artist Gray circular object with a rough surface. The object is positioned on a gray background. The object appears to be made of a dull metal or stone. The surface of the object is textured. The edges of the object are slightly raised. The object is circular. The object is flat. The object has a rough texture. The object is gray with brown edges. The object casts a shadow on the background. The background is a solid color. The background is gray. The object is centered in the image. The object takes up most of the image.