literally "fish and dragons mixed together"; describes a situation where bad people are mixed in with the good, or people of various social statuses are gathered together

literally dragons and snakes mingle; refers to a situation or place where worthy people and scoundrels are mixed together; same as [[鱼龙混杂|魚龍混雜|yu2 long2 hun4 za2]]

a geological belt composed of a mix of rocks formed from ancient oceanic crust and upper mantle

ophiolite melange in geology; a large-scale body of rock characterized by a lack of internal continuity

a mixture of different or conflicting materials; impurities or adulteration in a substance

a geological formation consisting of a mixed-up body of rock typically associated with tectonic plate subduction