Graawacke or Grauwacke: How To spell?
The word Graawacke is misspelled against Grauwacke, a noun meaning "Graywacke."
Word contains consecutive vowels 'AU' in between alphabets gr & wacke is misspelled as 'AA'Wrong Spelling:  gr-aa-wacke  Correct Spelling:  gr-au-wacke 
Explore spell check of Grauwacke to spell without errors.