方ほう沸ふつ石せきMeanings1nounanalcite; analcimemineralogyA mineral of the zeolite group; technical term used in mineralogy.方ほう沸ふつ石せきはゼオライトの一いっ種しゅで、主おもに火か山ざん岩がん中ちゅうに産さん出しゅつする。Analcite is a type of zeolite, mainly found in volcanic rocks.