Assertion: mussel's shell | /r/HasProperty | thick
Facets:
value: very
type: DEGREE
Source sentences:
text: The shell of this species is thick and is often 129 to 130 mm in length, sometimes larger still.
text: The shell is thick and solid, and the overall shape is slightly longer than wide and somewhat inflated.
text: The shell is broadly ovate, thick, and sharply pointed except when eroded.
text: The shells of these mussels are very thick, and unlike many other mussels, there are bumps on the shell surface running down from the hinge of the shell to the outside edges.