This is a piece of iron ore.
An example of an ore is iron.
- any natural combination of minerals, esp. one from which a metal or metals can be profitably extracted
- a natural substance from which a nonmetallic material, such as sulfur, can be extracted
Origin of oreMiddle English or ; from Old English ar, brass, copper (; from Indo-European base an unverified form ayos, metal, copper, bronze, iron from source Sanskrit áyas, metal, Classical Latin aes, copper) identified with ora, unworked metal (akin to Old Norse aurr, ferrous sand, gravel)
Origin of oreMiddle English, from Old English &omacron;ra and from Old English ar, brass, copper, bronze.
Origin of oreSwedish, from Old Norse eyrir, from Latin aureus, gold coin, from aurum, gold.
Origin of oreDanish and Norwegian, both from Old Norse eyrir; see &odie;re.
(countable and uncountable, plural ores)
- Rock that contains utilitarian materials; primarily a rock containing metals or gems which -- at the time of the rock's evaluation and proposal for extraction -- are able to be separated from its neighboring minerals and processed at a cost that does not exceed those materials' present-day economic values.
Middle English or, oor, blend of Old English Åra (“ore, unwrought metal") and Är (“brass, copper, bronze"), the first a derivate of ear (“earth"), the second from Proto-Germanic *aiz (compare Old Norse eir (“brass, copper"), German ehern (“brazen, bronzen"), Gothic ðŒ°ðŒ¹ðŒ¶ (aiz, “ore")), from Proto-Indo-European *Ã¡yos, hâ‚‚Ã©yos. Confer Latin aes (“bronze, copper"), Avestan ayah, Sanskrit à¤…à¤¯à¤¸à¥ (Ã¡yas, “copper, iron").