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ferruginous

Syllabification: fer·ru·gi·nous
Pronunciation: /fəˈro͞ojənəs
 
/

Definition of ferruginous in English:

adjective

1Containing iron oxides or rust: a band of ferruginous limestone
More example sentences
  • The rock is cemented by a mixture of quartz overgrowths, K-rich feldspar, and an oxidized ferruginous clay now dominated by chlorite.
  • Tectonic ironstone encompasses siliceous and ferruginous rock types that are characterized by the presence of chert or cherty quartzite, iron sulphides and their alteration products.
  • The lenses are separated by locally discordant horizons of ferruginous, silicic or graphitic, strongly schistose sedimentary to volcanic rocks.
1.1Reddish brown; rust-colored: the ferruginous earth of southern Brazil
More example sentences
  • The latter, a series of ferruginous shelly sands, are the only preserved in situ product of the late Miocene-early Pliocene marine transgression.
  • The beige-to-ochre tropical ferruginous soil displays in its first horizons a sandy texture at slope bottom, and is sandy-clayey on the remainder.
  • A mixture of bruised arum leaves and stalks with a quantity of dark, ferruginous earth and water was put into the gourd.

Origin

mid 17th century: from Latin ferrugo, ferrugin- 'rust, dark red' (from ferrum 'iron') + -ous.

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