| In most cases these are brittly deformed, so it is likely that the thickness of basement rock carried on these thrust planes was never large. |
| Deformation bands have been referred to by various terminologies in reports of field observations and laboratory experiments of brittly deformed porous rock. |
| For just this instant, the soft, plastic rock behaves brittly, just as soft Silly Putty breaks apart if it is jerked apart. |
