noun
apatite
A phosphate mineral; the term is used in geology and materials science.
燐灰石は肥料や工業原料として利用される。
Apatite is used as a fertilizer and industrial raw material.
Standard kanji spelling for the mineral apatite.
Mixed kanji-katakana spelling, sometimes used in scientific contexts.
From Chinese 燐灰石 (línhuīshí), literally 'phosphorus lime stone', referring to its composition.