火山竉

火山竉（粵拼：fo2 saan1 lung1，Volcanic crater）係火山嘅竉，火山活動嗰陣喺地下熱辣辣嘅高溫物質會通過呢個竉噴到地面。

喀麥隆火山山竉

拎

• Volcanic Features and Landforms: Craters by US National Park Service