Monstone or Moonstone: How To spell?
The word Monstone is misspelled against Moonstone, a noun meaning "A nearly pellucid variety of feldspar, showing pearly or opaline reflections from within. It is used as a gem. The best specimens come from Ceylon."
Moonstone has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings m & nstone which should not be misspelled with single 'O'
Wrong Spelling:  m-o-nstone  Correct Spelling:  m-oo-nstone 
Find more incorrect spellings of Moonstone to spell right way.