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Definitions from the Web

Graywacke

Graywacke, also spelled "graywack" or "greywacke," is a type of sandstone characterized by its dark gray color and high amount of angular grains. It is commonly used as a building material and is often found in sedimentary basins or areas with tectonic activity.

Definitions

• Noun: A dark-gray, coarse-grained sandstone with a significant amount of matrix material binding the sand grains together.
• Verb: To construct or pave using graywacke as a building material.

Sample Sentences

• The cliff face was composed of thick layers of graywacke, making it impossible to traverse.
• Architects often choose graywacke for its durability and aesthetic appeal in constructing sturdy buildings.
• The municipality decided to graywack the sidewalks with locally sourced graywacke to maintain the town's traditional look.

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