石せき筍じゅん

noun

stalagmite

Geological term for a mineral formation that rises from the floor of a cave, often paired with 鍾乳石 (stalactite).

See also: 鍾乳石

• 洞どう窟くつの奥おくには巨きょ大だいな石せき筍じゅんがそびえていた。