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graywacke. In DICTIOUS you will not only get to know all the dictionary meanings for the word
graywacke, but we will also tell you about its etymology, its characteristics and you will know how to say
graywacke in singular and plural. Everything you need to know about the word
graywacke you have here. The definition of the word
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English
Noun
graywacke (countable and uncountable, plural graywackes)
- Alternative form of greywacke
2007 December 12, Anthony Depalma, “An Island in the Hudson, Plundered in Search of Indian Artifacts”, in New York Times:Hundreds of projectile points and ceramic pieces from the island are stored in the State Museum in Albany, and archaeologists found human bones at a burial site from the early Woodland period at the back of the rock shelter, a 45-foot-long overhang of graywacke, a local sandstone.