spaller
(ˈspɔːlə(r))
[f. spall v.1]
1. A person employed in spalling.
| 1843 Holtzapffel Turning I. 171 The spallers employ heavy axe-formed or muckle-hammers, for spalling or scaling off smaller flakes. 1884 C. G. W. Lock Workshop Receipts Ser. iii. 51/2 The poor ore of the spallers is subjected to the cobbling process. 1894 Labour Commission Gloss., Spallers, women who, with a mallet, break the tin-ore as it comes from the mine-shaft into small pieces. |
2. A spalling-machine.
| 1877 Raymond Statist. Mines & Mining 37 The quartz can be delivered at the ‘spaller’ for less than $2 per ton. |