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.

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