Answer: sandstone

AnswerCrossword Clue
SANDSTONECommon sedimentary rock
SANDSTONECertain sedimentary rock
SANDSTONEOutdoor amphitheater
SANDSTONERainbow Bridge National Monument, essentially
SANDSTONERock.
SANDSTONEConstruction material
SANDSTONESedimentary rock
SANDSTONESound quality for George?
SANDSTONEGrand Canyon material
SANDSTONEZion National Park material
SANDSTONEBuilding material
SANDSTONEConstruction rock
sandstoneSedimentary rock consisting of sand or quartz grains cemented together, typically red, yellow, or brown in color
sandstonea clastic sedimentary rock that is lithified sand