Gems, minerals, meteorites, fossils ... November 11 to 13 Expominer showed best kept treasures of nature in Montjuïc exhibition center of Fira de Barcelona.
Photos of rocks and minerals in MineralTown

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Expominer 2011

At its 33th edition, Expominer met in one place collectors, investors, experts, hobbyists and the curious who wish to discover authentic natural wonders.