noun, takes genitive case の

  1. fluorite, fluorspar.

Variations

Pronunciation Kanji Kana Is Common
蛍石 ほたるいし
蛍石 けいせき
螢石 ほたるいし
螢石 けいせき

Contained Kanji Breakdown

lightning-bug, firefly
ほたる ケイ (9th, N1)
to learn(𦥯) variant
wa-shaped crown radical (no. 14)
ベキ (Kentei 1)
insect, bug, temper
むし チュウ キ (1st, N2)
in, inside, middle
なか チュウ うち (1st, N5)
mouth
くち コウ ク (1st, N4)
number one, line, rod radical (no. 2)
コン シ ジョ
rising stroke
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
stone
いし セキ シャク (1st, N3)
left hand, cliff(厂) variant
mouth
くち コウ ク (1st, N4)