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ferriferous

[fuh-rif-er-uh s]
adjective
  1. producing or yielding iron: ferriferous rock.
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Origin of ferriferous

First recorded in 1805–15; ferri- + -ferous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for ferriferous

ferriferous

adjective
  1. producing or yielding iron; iron-bearinga ferriferous rock
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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