泥板岩 níbǎnyán argillite Definitions Defs Origin Strokes Stroke Words Sentences Sents 泥板岩 níbǎnyán argillite (geology) a type of rock formed from mudstone or shale under pressure, characterized by a structure that is between shale and slate and does not split easily
泥板岩 níbǎnyán argillite (geology) a type of rock formed from mudstone or shale under pressure, characterized by a structure that is between shale and slate and does not split easily
