ほたるいし

Frequency rank: 28,411. – 28,645.
    noun (common) (futsuumeishi); nouns which may take the genitive case particle 'no'
  1. fluorite; fluorspar
Forms
  • ほたるいしけいせきFrequency rank: 28,411. – 28,645.
  • ほたるいしけいせき
  • ほたるいし
  • けいせき
Wiktionary definitions (experimental)
  1. .