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Rocks

Orden de Palabras:
ANDESITE
BASALT
CHALK
COQUINA
DACITE
DUNITE
EVAPORITE
FLINT
GABBRO
GRANITE
IGNEOUS
LIMESTONE
MARBLE
NORITE
OBSIDIAN
PEGMATITE
PORPHYRY
PUMICE
SANDSTONE
SEDIMENTARY
SHALE