vein
pit
borehole
pit
quartz
marble
gem
fieldstone
emerald
wiikite
granite
lead
limestone
lava
ruby
bonanza
mineral
ore
vein(blood vessel)
sediment
fossil
petrify
geology
aluminum
core
crater
diamond
glacial(glacial drift, glacial epoch)
glacier
iceberg
plate
tremor
earthquake
seism
seismic
seismology
magnitude
cataclysm
stratum
mantle
lithogenus
lithophere
layer
crust
fault(fault plane, fault zone)
magma
squirt(spurt)
erupt
outburst(surge, explosion)
eruption
volcanic(volcanic island, volcanic ash, vocalnic dust)