text_original: The analyses least to be depended on, are of those mine  rals which contain both lime and magnesia ;   for his process for separating lime and magnesia from each other was not a good one ; nor am I sure that he always succeeded completely in separating silica and magnesia from each other.
text_transcription: THE ANALYSIS LEAST TO BE DEPENDED ON ARE THOSE OF MINERALS WHICH CONTAIN BOTH LIME AND MAGNESIA FOR HIS PROCESS FOR SEPARATING LIME AND MAGNESIA FROM EACH OTHER WAS NOT A GOOD ONE NOR AM I SURE THAT HE ALWAYS SUCCEEDED COMPLETELY IN SEPARATING SILICA AND MAGNESIA FROM EACH OTHER
phonemes: ðɪ ɐnˈæləsˌiːz lˈiːst təbi dᵻpˈɛndᵻd ˈɔn, ɑːɹ ʌv ðoʊz mˈaɪn ɹˈælz wˌɪtʃ kəntˈeɪn bˈoʊθ lˈaɪm ænd mæɡnˈiːʒə ;   fɔːɹ hɪz pɹˈɑːsɛs fɔːɹ sˈɛpɚɹˌeɪɾɪŋ lˈaɪm ænd mæɡnˈiːʒə fɹʌm ˈiːtʃ ˈʌðɚ wʌz nˌɑːɾə ɡˈʊd wˌʌn ; nˈɔːɹ æm aɪ ʃˈʊɹ ðæt hiː ˈɔːlweɪz səksˈiːdᵻd kəmplˈiːtli ɪn sˈɛpɚɹˌeɪɾɪŋ sˈɪlɪkə ænd mæɡnˈiːʒə fɹʌm ˈiːtʃ ˈʌðɚ.