Marmoran or Marmorean: How To spell?
The word Marmoran is misspelled against Marmorean, an adjective meaning "Pertaining to, or resembling, marble; made of marble."
Marmorean has vowels 'ea' together mispronounced as 'a'Word contains consecutive vowels 'EA' in between alphabets marmor & n is misspelled as 'A'
Wrong Spelling:  marmor-a-n  Correct Spelling:  marmor-ea-n 
Find more incorrect spellings of Marmorean to spell right way.