coarse
harsh
arenaceous
arenarious
backed
breccial
brecciated
broken
bumpy
calcified
callous
calloused
case-hardened
choppy
coarse-grained
corrugated
cross-grained
crusted
crusty
crystallized
fossilized
grained
grainy
granular
granulate
gravelly
gritty
gross
grumous
hardened
homespun
hornified
horripilant
incrusted
indurate
indurated
inequal
irregular
jolty
lapidified
linsey-woolsey
ossified
pebbled
pebbly
petrified
pimply
pitted
pocky
potholed
rank
reinforced