Freeslebenite or Freieslebenite: How To spell?

The word Freeslebenite is misspelled against Freieslebenite, a noun meaning "A sulphide of antimony, lead, and silver, occuring in monoclinic crystals."

Word contains consecutive vowels 'EI' in between alphabets fr & eslebenite is misspelled as 'E' as letter 'I' is phonetically i
Wrong Spelling:  fr-e-eslebenite 
Correct Spelling:  fr-ei-eslebenite 
Find more wrongly spelled words of Freieslebenite to spell it well.