What does the word Ferruginous mean?

Usage examples for Ferruginous

  1. This shingle has certainly a most ferruginous appearance. – Travels in the Great Desert of Sahara, in the Years of 1845 and 1846 by James Richardson
  2. The lake is perfectly clear, with a bottom of yellowish shallow mud, which rests- according to investigations made in 1851- upon a mass of pumice- stone mixed in places with ferruginous sand; and the yellow mud itself is a detritus of pumice- stone. – Two Years in the French West Indies by Lafcadio Hearn
  3. Everywhere was the same blackened, cooling, ferruginous slag. – A Republic Without a President and Other Stories by Herbert Ward
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