blue lias

British  

noun

1. a type of rock composed of alternating layers of bluish shale or clay and grey argillaceous limestone See also Lias

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Example Sentences

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blue lias

Perry writes of blue lias and saltings; gorse thickets and bladderwrack; coltsfoot and cowslips.

From New York Times ● Jun. 7, 2017

The exterior shafts were blue lias, and those within either blue lias or Purbeck marble, though there are one or two shafts of red Draycot stone in the western responds of the nave.

From Bell's Cathedrals: The Cathedral Church of Wells A Description of Its Fabric and a Brief History of the Episcopal See by Dearmer, Percy

Our English pastures and meadows, especially where the soil is of blue lias clay, become brilliantly gay, "with gaudy cowslips drest," quite early in the spring.

From Herbal Simples Approved for Modern Uses of Cure by Fernie, William Thomas

He further was impressed with the strange notion that the hideous Kilkenny marble is of the same colour as the exquisitely delicate grey 28of the blue lias.

From Bell's Cathedrals: The Cathedral Church of Wells A Description of Its Fabric and a Brief History of the Episcopal See by Dearmer, Percy

A mortar that has found approval for tall chimney shafts is composed by grinding in a mortar-mill one part of blue lias lime with one part each of sand and foundry ashes.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" by Various