石灰芒硝 せっかいぼうしょう Meanings Noun glauberite Kanji 石 stone. Read as セキ. 灰 ash. Read as カイ. 芒 pampas grass; beard (grain). Read as ボウ. 硝 nitrate. Read as ショウ. Word lists Geology Jinuma: Japanese Dictionary · Word lists