His work spends a great deal of time describing the processes and reactions, but never actually gives the formula for carrying out the transmutations.
hɪz wˈɜːk spˈɛndz ɐ ɡɹˈeɪt dˈiːl ʌv tˈaɪm dᵻskɹˈaɪbɪŋ ðə pɹˈɑːsɛsᵻz ænd ɹɪˈækʃənz, bˌʌt nˈɛvɚɹ ˈæktʃuːəli ɡˈɪvz ðə fˈɔːɹmjʊlə fɔːɹ kˈæɹiɪŋ ˈaʊt ðə tɹænsmjuːtˈeɪʃənz.