磁
ジ
magnet, porcelain
JLPT1 G6 S14 F1686
As per 茲# (luxuriant growth) + 石 stone (→ mineral) → minerals rushing toward each other in a magnetic field → *magnetism* → *porcelain* (← use of such minerals in ceramic glaze). For porcelain, compare 瓷.
[Full Kanji Etymology List]