Commercially, the most important lithium mineral is spodumene, which occurs in large deposits worldwide.
kəmˈɜːʃəli, ðə mˈoʊst ɪmpˈoːɹtənt lˈɪθiəm mˈɪnɚɹəl ɪz spˈɑːdʒuːmˌiːn, wˌɪtʃ əkˈɜːz ɪn lˈɑːɹdʒ dᵻpˈɑːzɪts wˈɜːldwaɪd.