abstract
alluvium
background
bank
bed
beige
brown
carpathian
channel
clastic
crack
deposit
fissure
flake
geological
geology
gravel
gray
grey
grit
gritstone
lamina
laminate
laminated
lamination
layer
material
mineral
mountain
natural
nature
river
riverbed
rock
rocky
rough
sandstone
sandy
sedimentary
solid
split
stone
stony
stratum
stream
surface
tatra
texture