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Rocks

WORD LIST
CALCITE
CHERT
CRYSTAL
EARTH
FLINT
FOSSIL
GEODE
GEOLOGY
GRANITE
GRAVEL
GRIT
HAMMER
IGNEOUS
LAVA
LIMESTONE
MAGMA
MARBLE
METAMORPHIC
MICA
MINERALS
MUD
PICK
PUMICE
PYRITE
QUARTZ
ROCK
SAND
SCORIA
SEDIMENTARY
SHALE
SILT
STONE
TOOL