Assertion: abalone's shell | /r/HasProperty | thin
Facets:
value: always
type: DEGREE
value: with coarse surface
type: OTHER
value: quite
type: DEGREE
Source sentences:
text: Their shells are flat and thin with coarse surface.
text: These abalones are also oval but the shell is quite thin.
text: In the northern North Island, shells grow rapidly, but rarely exceed 90 mm in size and are always thin and unsuited to jewellery work.