ore : Idioms & Phrases

• the clay ironstone.

Webster 1913

• a sulphide of tin, copper, and iron; the mineral stannite.

Webster 1913

• . (Min.) (a) An ore of iron found in boggy or swampy land; a variety of brown iron ore, or limonite. (b) Bog manganese, the hydrated peroxide of manganese.

Webster 1913

• the mineral stephanite.

Webster 1913

• (Min.), the hydrous iron oxide, limonite, which has a brown streak. See Limonite.

Webster 1913

• (Min.), pharmacosiderite. It commonly crystallizes in cubes of a green color.

Webster 1913

• noun the desired mineral that is left after impurities have been removed from mined ore
  concentrate.
  

WordNet

• (Min.), a sulphide of antimony and lead, sometimes found in capillary forms and like a cobweb, but also massive. It is a variety of Jamesonite.

Webster 1913

• water-worn particles of ore; fragments of vein material found on the surface, away from the vein outcrop. Raymond.

Webster 1913

• fossiliferous red hematite.

Webster 1913

• (Min.) dufrenite.

Webster 1913

• noun a mineral consisting of lead chloride and phosphate; a minor source of lead
  pyromorphite.
  

WordNet

• (Min.), pyromorphite.

Webster 1913

• . See under Cinnabar.

Webster 1913

• (Min.), a miner's name for bornite, in allusion to its peculiar reddish color on fresh facture.

Webster 1913

• noun an ore from which iron can be extracted
  

WordNet

• (Min.), any native compound of iron from which the metal may be profitably extracted. The principal ores are magnetite, hematite, siderite, limonite, Göthite, turgite, and the bog and clay iron ores.

Webster 1913

• (Min.), a variety of hematite or iron sesquioxide, occurring in compact kidney-shaped masses.

Webster 1913

• noun ore containing lead
  

WordNet

• . (Min.) Same as Magnetite.

Webster 1913

• noun an oxide of iron that is strongly attracted by magnets
  magnetite.
  

WordNet

• (Min.), bog-iron ore , a kind of limonite.

Webster 1913

• . (Min.) See Bog ore, under Bog.

Webster 1913

• (Min.), acicular bismuth; a sulphide of bismuth, lead, and copper occuring in acicular crystals; called also aikinite.

Webster 1913

• (Min.), magnetite.

Webster 1913

• (Min.), olivenite.

Webster 1913

• noun a stratum of ore
  

WordNet

• noun crushing and separating ore into valuable substances or waste by any of a variety of techniques
  mineral extraction; mineral processing; beneficiation; ore dressing; mineral dressing.
  

WordNet

• a low furnace in which rich lead ore is reduced; also called Scotch hearth. Raymond.

Webster 1913

• noun crushing and separating ore into valuable substances or waste by any of a variety of techniques
  mineral extraction; mineral processing; beneficiation; ore dressing; mineral dressing.
  

WordNet

• (Min.), argillaceous oxide of iron, occurring in round grains of a size of a pea; pisolitic ore.

Webster 1913

• noun a mineral consisting of sulfides of copper and iron that is found in copper deposits
  bornite.
  

WordNet

Pitch"-ore` noun

Definitions

1. (Min.) Pitchblende.

Webster 1913

• . See Alquifou.

Webster 1913

• a species of ore which, from its aptness to vitrify like the glazing of potter's wares, the miners call by this name. Boyle.

Webster 1913

• . (Min.) See Bornite.

Webster 1913

• (Min.), crocoite.

Webster 1913

• . (Min.) Same as Crocoite.

Webster 1913

• (Min.) See Hematite.

Webster 1913

• (Min.), big ore; limonite.

Webster 1913

• (Min.), an earthy variety of cuprite.

Webster 1913

• . (Min.) See Menaccanite.

Webster 1913

• noun any ore from which uranium can be extracted
  

WordNet

• (Min.), a variety of bournonite so named from the shape of its twin crystals. See Bournonite.

Webster 1913

• noun a mineral consisting of lead carbonate that is an important source of lead
  cerussite.
  

WordNet

• a sulphide of copper and iron; copper pyrites. See Chalcopyrite.

Webster 1913

• (Min.), wulfenite.

Webster 1913