Rock

Words referring to rock.

• What general words refer to a rock?
  rock stone bedrock
• What words refer to the size of a rock?
  crag rocky outcropping boulder rock stone pebble gravel sand grit powder
• What types of rocks are there?
  granite sedimentary igneous metamorphic pumice shale quartz flint marble slate chalk sandstone
• What words describe rocks?
  hard soft sharp smooth
• What words describe ground with lots of rocks in it?
  rocky stony
• What words refer to a piece of rock?
  block slab