Correct spellings for GREIWACKE
- Graywacke Graywacke is a type of sandstone that contains large amounts of clay and other minerals.
If you misspelled "Greiwacke", it is likely that you meant "Greywacke", a type of sandstone often used in construction. Common misspellings include "Greiwack" and "Greiwecke". Remember to double-check the correct spelling to avoid confusion when discussing geological formations or building materials.
