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Ore, n. [AS. āra; cf.
ār brass, bronze, akin to OHG. ēr, G.
ehern brazen, Icel. eir brass, Goth. ais, L.
aes, Skr. ayas iron. √210. Cf. Ora,
Era.]

1. The native form of a metal, whether free
and uncombined, as gold, copper, etc., or combined, as iron, lead,
etc. Usually the ores contain the metals combined with oxygen,
sulphur, arsenic, etc. (called mineralizers).

2. (Mining) A native metal or its
compound with the rock in which it occurs, after it has been picked
over to throw out what is worthless.

3. Metal; as, the liquid ore.
[R.] Milton.

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

O"re*ad (?), n. [L. Oreas, -
adis, Gr. 'Oreia`s, -a`dos, fr.
'o`ros mountain: cf.


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