Wordnet 3.0
ADJECTIVE (1)
1. 
 extracted from a source of supply as of minerals from the earth; 
The Collaborative International Dictionary of English v.0.48:
Mine \Mine\, v. t. [imp. & p. p. Mined; p. pr. & vb. n.
   Mining.]
   [1913 Webster]
   1. To dig away, or otherwise remove, the substratum or
      foundation of; to lay a mine under; to sap; to undermine;
      hence, to ruin or destroy by slow degrees or secret means.
      [1913 Webster]
            They mined the walls.                 --Hayward.
      [1913 Webster]
            Too lazy to cut down these immense trees, the
            spoilers . . . had mined them, and placed a quantity
            of gunpowder in the cavity.           --Sir W.
                                                  Scott.
      [1913 Webster]
   2. To dig into, for ore or metal.
      [1913 Webster]
            Lead veins have been traced . . . but they have not
            been mined.                           --Ure.
      [1913 Webster]
   3. To get, as metals, out of the earth by digging.
      [1913 Webster]
            The principal ore mined there is the bituminous
            cinnabar.                             --Ure.
      [1913 Webster]
The Collaborative International Dictionary of English v.0.48:
mined \mined\ adj.
   extracted from a source of supply as of minerals from the
   earth. [Narrower terms: deep-mined; exploited;
   strip-mined]
   [WordNet 1.5]
WordNet (r) 3.0 (2006):
mined
    adj 1: extracted from a source of supply as of minerals from the
           earth [ant: unmined]
Moby Thesaurus II by Grady Ward, 1.0:
45 Moby Thesaurus words for "mined":
   assembled, built, cast, constructed, crafted, created, custom,
   custom-built, custom-made, extracted, fabricated, fashioned,
   forged, formed, gathered, grown, handcrafted, handmade, harvested,
   homemade, homespun, machine-made, machined, made, made to order,
   man-made, manufactured, milled, molded, prefab, prefabricated,
   processed, put together, raised, ready-for-wear, ready-formed,
   ready-made, ready-prepared, ready-to-wear, refined, shaped,
   smelted, well-built, well-constructed, well-made