Renselaerite or Rensselaerite: How To spell?
The word Renselaerite is misspelled against Rensselaerite, a noun meaning "A soft, compact variety of talc,, being an altered pyroxene. It is often worked in a lathe into inkstands and other articles."
Rensselaerite has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings ren & elaerite which should not be misspelled with single 'S'
Wrong Spelling:  ren-s-elaerite  Correct Spelling:  ren-ss-elaerite 
Find more wrongly spelled words of Rensselaerite to spell it well.