黑云母 / 黑雲母

hēi​yún​mǔ

biotite

(minerals) biotite; black mica; a common rock-forming mineral containing potassium, magnesium, and iron

黑 (literal) → 黑 · hēi · black 云母 (literal) → 云母/雲母 · yún​mǔ · mica

Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition

created sense May 20, 2026, 07:57 PM