bluestone

American  

[bloo-stohn] / ˈbluˌstoʊn /

noun

1. a bluish, argillaceous sandstone used for building purposes, flagging, etc.

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bluestone British  

/ ˈbluːˌstəʊn /

noun

1. a blue-grey sandstone containing much clay, used for building and paving

2. the blue crystalline form of copper sulphate

3. a blue variety of basalt found in Australia and used as a building stone

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Etymology

Origin of bluestone

First recorded in 1645–55; blue + stone

Example Sentences

See Examples For:

bluestone

Sculpted into the eastern landscape, a series of stone terraces with a bluestone bar directly overlook Greenwich Cove and the vast protected expanse of Greenwich Point Park.”

From MarketWatch ● May 26, 2026

The largest "bluestone" at the heart of Stonehenge may not be from Wales, according to new research.

From BBC ● Oct. 17, 2023

The exterior is covered in bluestone and cedar and nothing else.

From New York Times ● Nov. 2, 2022

And throughout the garden, gabion benches and retaining walls, attractively faced with reclaimed brick and bluestone, discreetly hold rubble unearthed on the site.

From Seattle Times ● Mar. 19, 2022

I walked past the mountain laurels and the Japanese maple, up the bluestone steps of Morrie’s house.

From "Tuesdays with Morrie" by Mitch Albom