Rocks Rocas Visual Flashcard Set includes the following visual flashcards in both English and Spanish. rock, mineral, crystalline, crystal, basalt, granite, pumice, marble, slate, shale, limestone, sandstone, gneiss, metamorphic rock, igneous rock, sedimentary rock, weathering, transportation, deposition, and fossil.roca, mineral, cristalino, cristal, basalto, granito, piedra pómez, mármol, pizarra, esquisto, piedra caliza, arenisca, gneis, roca metamórfica, roca ígnea, roca sedimentaria, meteo