Argilite or Argillite: How To spell?

The word Argilite is misspelled against Argillite, a noun meaning "Argillaceous schist or slate; clay slate. Its colors is bluish or blackish gray, sometimes greenish gray, brownish red, etc."

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

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