wacke

Example Sentences

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The terms quartz wacke, lithic wacke, and feldspathic wacke are used.

From Textbooks • Jan. 1, 2015

Another name for a lithic wacke is greywacke.

From Textbooks • Jan. 1, 2015

The quartz arenite and arkose have relatively little silt-clay matrix, while the lithic wacke has abundant matrix.

From Textbooks • Jan. 1, 2015

Some considerable masses of wacke, which are associated with these basaltic strata, and which likewise occur in the basal series on the coast, especially at Quail Island, are curious.

From Volcanic Islands by Darwin, Charles

These various lavas often pass, at a considerable depth from the surface, in the most abrupt and singular manner into wacke.

From Geological Observations on South America by Darwin, Charles