Psamite or Psammite: How To spell?

The word Psamite is misspelled against Psammite, a noun meaning "A species of micaceous sandstone."

Psammite has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings psa & ite which should not be misspelled with single 'M'
Wrong Spelling:  psa-m-ite 
Correct Spelling:  psa-mm-ite 
Find more wrongly spelled words of Psammite to spell it well.

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