Hi,<br/><br/>What is the action of turning and tossing a book on the mantle?<br/>What is a mantle? Is it flat and rectangular? Is it narrow or wide?<br/><br/>He placed the key back inside the pages of the book, and then <b>turned and tossed</b> the book on the <b>mantle</b> above the fireplace.<br/><br/>Thank you.