abandoned
black
cave
coal
copper
damage
danger
dark
destroy
dig
disaster
earth
entrance
environment
equipment
explore
extract
extraction
flat
geology
gold
hill
icon
inactive
industrial
industry
landscape
layer
massive
metal
metamorphic
mine
miner
mineral
mountain
north
open
operation
ore
pit
processed
recreation
rock
south
stone
tourism
tunnel
underground
yellow