Assertion: biscayne aquifer | /r/MadeOf | permeable limestone
Facets:
value: highly
type: DEGREE
value: mostly
type: DEGREE
Source sentences:
text: The Biscayne aquifer consists of highly permeable limestone and less-permeable sandstone and sand.
text: The wide spacing of contours reflects areas where the Biscayne aquifer consists mostly of highly permeable limestone; permeability is less in the steep-gradient areas where the aquifer is sandier.