Freyeslebenite or Freieslebenite: How To spell?

The word Freyeslebenite 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 'EY'
Wrong Spelling:  fr-ey-eslebenite 
Correct Spelling:  fr-ei-eslebenite 
Find more wrongly spelled words of Freieslebenite to spell it well.