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Definitions
Any ore of iron which is impure through the admixture of silica or clay.
Word origin
From iron + stone.
Used in a sentence
“The trees like this barren ironstone formation. It's well they do, for nothing else does.”
“While I listen I sniff in the cordite fumes. Ironstone chipped against ironstone invokes a spark and a wisp of the same heady smoke.”
“Most of the older buildings are of reddish-brown ironstone with mossy-tiled roofs, and almost all have stone-embanked gardens, richly planted and expertly maintained.”
Source: Wiktionary, CC BY-SA 4.0
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