Silimanite or Sillimanite: How To spell?

The word Silimanite is misspelled against Sillimanite, a noun meaning "Same as Fibrolite."

Sillimanite has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings si & imanite which should not be misspelled with single 'L'
Wrong Spelling:  si-l-imanite 
Correct Spelling:  si-ll-imanite 
Find more wrongly spelled words of Sillimanite to spell it well.