Half-dome. A dentile in the shape of a small half hemisphere. Such ornaments are applied in hand engraving with punches (shaped like a dapple tool), in soft modeling material, or soft metal, with a beading tool. See beading.
excerpted with permission from
An Encyclopedia of Coin and Medal Technology
For Artists, Makers, Collectors and Curators
COMPILED AND WRITTEN BY D. WAYNE JOHNSON
Roger W. Burdette, Editor