Paper-weight

I followed them to my study, and found lying on my writing-table still, with the selenite paper-weight upon it, the sheet of work I had left on the afternoon of the opening of the cylinder.

Source: wiktionary

Richey had picked up a paper-weight and was tossing it from hand to hand; when it slipped and fell to the floor, a startled shudder passed through the room.

Source: wiktionary

Instead he played with his paper-weights; he had quite a collection of Victorian ones and others, a few specimens of which he kept out on his desk.

Source: wiktionary