text_original: The fusion with an alkaline carbonate required a strong red heat. An earthenware crucible could not be em  ployed, because at a fusing temperature it would be corroded by the alkaline carbonate, and thus the mineral under analysis would be contaminated by the addition of a quantity of foreign matter.
text_transcription: THE FUSION WITH AN ALKALINE CARBONATE REQUIRED A STRONG RED HEAT AN EARTHENWARE CRUCIBLE COULD NOT BE EMPLOYED BECAUSE AT A FUSING TEMPERATURE IT WOULD BE CORRODED BY THE ALKALINE CARBONATE AND THUS THE MINERAL UNDER ANALYSIS WOULD BE CONTAMINATED BY THE ADDITION OF A QUANTITY OF FOREIGN MATTER
phonemes: ðə fjˈuːʒən wɪð ɐn ˈælkəlˌaɪn kˈɑːɹbənˌeɪt ɹᵻkwˈaɪɚd ɐ stɹˈɔŋ ɹˈɛd hˈiːt. ɐn ˈɜːθənwˌɛɹ kɹˈuːsᵻbəl kʊd nˌɑːt biː ˈɛm plˈɔɪd, bɪkˈʌz æɾə fjˈuːzɪŋ tˈɛmpɹɪtʃɚɹ ɪt wʊd biː kɚɹˈoʊdᵻd baɪ ðɪ ˈælkəlˌaɪn kˈɑːɹbənˌeɪt, ænd ðˈʌs ðə mˈɪnɚɹəl ˌʌndɚɹ ɐnˈæləsˌɪs wʊd biː kəntˈæmᵻnˌeɪɾᵻd baɪ ðɪ ɐdˈɪʃən əvə kwˈɔntᵻɾi ʌv fˈɔːɹən mˈæɾɚ.