The word "automalite" is spelled as /ɔːtəʊməlaɪt/. The phonetic transcription shows that it is pronounced as "aw-tuh-muh-lahyt". The first syllable /ɔː/ sounds like "aw", while the second syllable /təʊ/ sounds like "toh". The third syllable /mə/ sounds like "muh" and the fourth syllable /laɪt/ sounds like "lahyt". The word "automalite" may not be commonly used, but understanding its phonetic transcription enables us to pronounce it correctly.
A mineral-a variety of corundum of a dark-green or black colour.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.