bluestone

[bloo-stohn]

noun

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

Nearby words

Origin of bluestone

First recorded in 1645–55; blue + stone

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bluestone

She walked down the bluestone and blacktop driveway and through shadows thrown by the branches of seven leafless oak trees.
Jimmy Breslin on JFK’s Assassination: Two Classic Columns|Jimmy Breslin|November 22, 2013|DAILY BEAST
Mrs. Bluestone had begged that at any rate the Countess might see it.
Lady Anna|Anthony Trollope
Dissolve the copper sulphate (bluestone) in twenty-five gallons of water.
Agriculture for Beginners|Charles William Burkett
It consists of copper sulfate, which is commonly called blue vitriol or bluestone, fresh lime and water.
Ginseng and Other Medicinal Plants|A. R. (Arthur Robert) Harding

"And then it will be quite close to Mrs. Bluestone," said Mr. Goffe, who knew of that intimacy.
Lady Anna|Anthony Trollope
"This is very kind of you, Mrs. Bluestone," said Lady Anna, who was sitting crouching in her dressing-gown over the fire.
Lady Anna|Anthony Trollope

British Dictionary definitions for bluestone

bluestone

noun

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

the blue crystalline form of copper sulphate

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012