Coralum or Corallum: How To spell?
The word Coralum is misspelled against Corallum, a noun meaning "The coral or skeleton of a zoophyte, whether calcareous of horny, simple or compound. See Coral."
Corallum has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings cora & um which should not be misspelled with single 'L'
Wrong Spelling:  cora-l-um  Correct Spelling:  cora-ll-um 
Check more misspelled words of Corallum to spell it correct.