Rodin's sculptures

 Some are huge

The Age of Bronze, a life-size male figure whose naturalism brought Rodin attention but led to accusations of sculptural cheating – its naturalism and scale was such that critics alleged he had cast the work from a living model. Much of Rodin's later work was explicitly larger or smaller than life, in part to demonstrate the folly of such accusations

Art by Auguste Rodin book

the arm with the thumb and adjoining fingers holding something like a rock/chalk/marble, you can imagine the rest of the body, maybe bending forward.

you can see the dent in the skin at the elbow..