Last Updated
：2026/01/04
灰長石
Hiragana
かいちょうせき
Noun
Japanese Meaning
灰長石（かいちょうせき）は、長石グループに属する造岩鉱物で、カルシウムに富んだ斜長石の一種。化学組成は主にカルシウムアルミノケイ酸塩で、斜長石系列のうちカルシウム端成分（An90〜100）を指す。火成岩や変成岩中に産し、白色～灰色を呈することが多い。英語名は anorthite。
Easy Japanese Meaning
長石のなかまのいしで、しろっぽくてかたい。かざんのいわにふくまれる。
Chinese (Simplified) Meaning
钙长石 / 斜长石系列的钙端成员 / 成分为CaAl2Si2O8的钙质斜长石
Chinese (Traditional) Meaning
鈣長石；斜長石族的鈣端成分 / 含鈣的長石礦物，化學式 CaAl2Si2O8 / 常見於火成岩的鋁矽酸鹽礦物
Korean Meaning
칼슘 장석; 사장석 계열의 칼슘 말단 성분 / 화학식 CaAl2Si2O8의 장석 광물
Vietnamese Meaning
anorthit (khoáng trường thạch plagiocla giàu canxi) / khoáng plagiocla canxi trong họ trường thạch / đầu mút giàu canxi của chuỗi plagiocla
Tagalog Meaning
isang uri ng plagioclase feldspar na mayaman sa kaltsyum / mineral na karaniwang nasa mga batong bulkaniko at anortosite
Sense（1）
anorthite
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
This rock is mainly composed of anorthite.
See correct answer
この岩石は主に灰長石で構成されています。
Japanese - English
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