wacke
Example Sentences
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The terms quartz wacke, lithic wacke, and feldspathic wacke are used.
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
Another name for a lithic wacke is greywacke.
From Textbooks ● Jan. 1, 2015
The wacke is of a fine grain, and its constituents are indistinctly mingled; it is traversed by empty holes and bubbles, and occasionally by druses of zeolith.
From The Highlands of Ethiopia by William Cornwallis Harris
Every intermediate form is present, between flinty-slate, clay-slate passing into grey wacke, pure limestone, sandstone, and porcellanic rock; and some of the beds can only be described as composed of a siliceo-calcareo-clay-slate.
From Volcanic Islands by Charles Darwin
