
1) Alcoa purchase 2) Aluminum container, initially 3) Aluminum source 4) Analyze this 5) Antimony 6) Arboreal mineral 7) Argentite 8) Argentite is one 9) Argentite, to silver 10) As mined in Korea 11) Assay item 12) Assay office concern 13) Assay sample 14) Assay specimen 15) Assay subject 16) Assay target 
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https://www.crosswordclues.com/clue/ore

1) Concentrate 2) Galena 3) Materials 4) Mined over matter 5) Mineral 6) Minersdiscovery 7) Prospectors find 
Found on 
https://www.crosswordclues.com/clue/ore

a natural aggregation of one or more minerals that can be mined, processed, and sold at a profit. An older definition restricted usage of the word ... [7 related articles]
Found on 
http://www.britannica.com/eb/a-z/o/28

A natural deposit containing a mineral of an element to be extracted.
Found on 
http://www.chemistry-dictionary.com/definition/ore.php

A natural deposit containing a mineral of an element to be extracted.
Found on 
http://www.encyclo.co.uk/local/20728

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. <chemical> A native metal or its compound with the rock in which it occurs, after it has been picked over to throw out...
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http://www.encyclo.co.uk/local/20973

A natural deposit in which a valuable metallic element occurs in high enough concentration to make m
Found on 
http://www.encyclo.co.uk/local/22392
 Ore
Ore (ōr) 
 noun [ Anglo-Saxon 
 ār .] Honor; grace; favor; mercy; clemency; happy augry. [ Obsolete] 
 Chaucer. Found on 
http://www.encyclo.co.uk/webster/O/30
 Ore  noun
Ore  noun [ Anglo-Saxon 
 āra ; confer 
 ār brass, bronze, akin to Old High German 
 ēr , German 
 ehern brazen, Icelandic 
 eir brass, Goth. 
 ais , Latin 
 aes , Sanskrit 
 ayas iron. √210. Confer 
 Ora , 
 Era .] 
 1....Found on 
http://www.encyclo.co.uk/webster/O/30

A mineral from which metals can be extracted.
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http://www.quick-facts.co.uk/earth/glossary.html

 A natural deposit in which a valuable metallic element occurs in high enough concentration to make mining economically feasible.
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http://www.scientificpsychic.com/etc/geology-glossary.html

A mineral or aggregate of minerals from which metal can be economically mined or extracted.
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http://www.southernperu.com/ENG/intope/Pages/PGGlossary.aspx

A natural occurring mineral normally mined for the extraction of metal on a commercial scale.
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http://www.vidyagyaan.com/general-knowledge/basic-chemistry-element-terms-a

A mineral from which metal is (or may be) extracted.
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https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/

A natural mineral mined and treated for extraction of its components. See also: Assay.
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https://www.encyclo.co.uk/local/20687
 noun
 noun a monetary subunit in Denmark and Norway and Sweden; 100 ore equal 1 krona
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https://www.encyclo.co.uk/local/20974

 A type of block that can be used for mining, and is particularly used for crafting purposes. Most Ore blocks must be smelted to be used, but some can be used right away. Types of ore include Coal, Iron, Gold, Diamond, Redstone, and Lapiz Lazuli.
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https://www.encyclo.co.uk/local/21785

a mineral-bearing rock, which may be rich enough to be mined at a profit.
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https://www.encyclo.co.uk/local/22701

A mixture of valuable minerals and gangue minerals from which at least one of the minerals can be extracted at a profit.  An orebody is a natural concentration of valuable material that can be extracted and sold at a profit.
Found on 
https://www.encyclo.co.uk/local/22732

A natural aggregate of one or more minerals that can be mined and profitably sold under current conditions, or from which one or more minerals can be profitably extracted.
Found on 
https://www.encyclo.co.uk/local/22733

A mixture of ore minerals and gangue from which at least one of the metals can be extracted at a profit.
Found on 
https://www.encyclo.co.uk/local/22734

A mixture of minerals and gangue from which at least one of the minerals can be extracted at a profit.
Found on 
https://www.encyclo.co.uk/local/22736

a metal-bearing mineral or rock, or a native metal, that can be mined at a profit. · a mineral or natural product serving as a source of some nonmetallic substance, as sulfur.
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https://www.infoplease.com/dictionary/ore

A mineral that contains a metal, in combination with other elements, which is mined as a source of that metal.
Found on 
https://www.rightonblackburns.co.uk/resources/glossary/copper

A mineral from which metal is 
Found on 
https://www.unifiedalloys.com/resources/glossary/
  No exact match found.