Bog ore - definition of Bog ore by The Free Dictionary
Also found in: Encyclopedia
|(Min.) ||An ore of iron found in boggy or swampy land; a variety of brown iron ore, or limonite.|
|Bog manganese, the hydrated peroxide of manganese.|
See also: bog, bog
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive
Output of iron ore began even earlier, lake and bog ore
having been worked at least 2,000 years ago.