| His writings were many and ranged over such subjects as diverse as slaty cleavage, metamorphic rocks, plutons, and Pleistocene glaciation in the Isle of Skye. |
| These have a good slaty cleavage in pelitic rocks and a well-developed crenulation cleavage in places. |
| These planes, referred to as slaty cleavage, are caused by the rearrangement of minerals such as mica, chlorite, and clay within the rock. |
| We saw hippo and elephant but for me highlights were a rare slaty egret, an in-your-face look at a marabou stork standing over a single egg on its head-high nest. |
| The wine-growing region has the ideal climate and the best slaty soil for this grape variety. |
| Moreover, many birders are going to the Okavango to watch some rare species, such as the slaty egret and the Pel's fishing owl. |
