graywacke

[US]/ˈɡreɪ.wæk/
[UK]/ˈɡreɪ.wæk/

Translation

n.a type of sandstone containing a significant amount of clay and silt; a hard sandstone

Phrases & Collocations

graywacke rock

graywacke formation

graywacke sand

graywacke matrix

graywacke outcrop

graywacke texture

graywacke deposit

graywacke specimen

graywacke analysis

graywacke composition

Example Sentences

graywacke is commonly found in sedimentary rock formations.

the properties of graywacke make it useful in construction.

geologists often study graywacke to understand ancient environments.

graywacke can vary in color from gray to greenish hues.

many regions have deposits of graywacke due to tectonic activity.

fossils can sometimes be found in graywacke layers.

the texture of graywacke is often described as gritty.

graywacke is often associated with deep marine environments.

mining graywacke requires specialized equipment.

researchers are evaluating the economic potential of graywacke deposits.

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