Bluestone
a bluish, argillaceous sandstone used for building purposes, flagging, etc.
Contemporary Examples
Jimmy Breslin on JFK’s Assassination: Two Classic Columns Jimmy Breslin November 21, 2013
Historical Examples
Slave Narratives: A Folk History of Slavery in the United States From Interviews with Former Slaves Work Projects Administration
A Virginia Scout Hugh Pendexter
Things a Boy Should Know About Electricity Thomas M. (Thomas Matthew) St. John
A Virginia Scout Hugh Pendexter
Special Report on Diseases of the Horse United States Department of Agriculture
Archaic England Harold Bayley
The Dark Star Robert W. Chambers
Lady Anna Anthony Trollope
Old Man Curry Charles E. (Charles Emmett) Van Loan
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
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something moving very fast: They traveled like a blue streak through Italy. continuous, rapid, or interminable speech: to talk a blue streak.
- Blue-streak--a
blue streak, a
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a composite garden plant, Catananche caerulea, of southern Europe, having very hairy leaves and blue flower heads, used by the ancients as a love potion.
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an edible Australian crab, Portunus pelagicus. noun an edible bluish Australian swimming crab, Portunus pelagicus (Austral, informal) an Australian ten-dollar note