aa
abyssal rock
basalt
bedrock
block lava
bluff
brash
breccia
cliff
cog
comb
conglomerate
druid stone
escarpment
face
fang
festooned pahoehoe
gneiss
granite
harrow
igneous rock
jag
lava
limestone
living rock
magma
mantlerock
metamorphic rock
monolith
pahoehoe
palisade
palisades
peak
pecten
pillow lava
porphyry
precipice
projection
pudding stone
rake
ratchet
regolith
rock
ropy lava
rubble
rubblestone
sandstone
sarsen
sawtooth
drop
drop-off
boulder
dune
foothill
glacier
glen
headland
hillside
ledge
mound
mountainside
outcrop
pinnacle
plateau
pyramid
rampart
ravine
spire
waterfall