英文關鍵字
alaska
america
australia
burkina
california
canada
china
colorado
faso
ghana
gilded
gold
golden
idaho
invest
life
lode
luxe
material
metal
metallic
mexico
mine
miner
mineral
minerology
mining
nevada
nugget
object
ore
physical
piece
precious
rock
roll
rolling
rotate
rotating
rotation
russia
spin
spinning
states
still
stone
turn
turned
turning
twinkling
united
vein
yellow