石化した
浜辺
bay
coast
coastal
cobble
crystal
crystallization
detail
fossil
fossilized
geologic
geological
geology
glassy
hard
igneous
island
marine
material
metamorphic
mineral
mineralogy
natural
nature
northwest
object
ocean
pacific
pattern
pebble
polish
prehistoric
quartz
rock
rough
sandstone
sea
seascape
seashore
sediment
sedimentary
shape
shore
smooth
solid
stone
structure
surface
texture
tidal
tide
time
travel
volcanic
washed
wave