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

Certainly, no prying eyes could see through to the pool area, which is bordered by a bluestone patio.

From MarketWatch ● Apr. 8, 2026

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

From BBC ● Oct. 17, 2023

Today, a 5-foot-wide ADA-accessible pathway switches back and forth through the heart of the garden, and meandering paths of permeable crushed stone intersect with terraced overlooks detailed with salvaged bluestone and cobbles.

From Seattle Times ● Mar. 19, 2022

It was constructed with large bluestone pillars — each of them transported from Wales, more than 200 miles away — and used for burying cremated bodies.

From New York Times ● Feb. 17, 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