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Rocks & Minerals

Orden de Palabras:
AMPHIBOLITE
BASALT
BIOTITE
BITUMINOUS COAL
CRYSTALS
DOLOMITE
GNEISS
HOENBLENDE
IGNEOUS
IRON ORE
LIMESTONE
MAGMA
MARBLE
METMORPHIC
MUDSTONE
MUSCOVITE
OBSIDIAN
PEGMATITE
ROCK CYCLE
SANDSTONE
SCHIST
SEDIMENTARY
SLATE
VALCANIC TUFF