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(del) (rev) 10:45, March 26, 2004 . . Topbanana (Talk) . . 145x165 (6779 bytes) (Greek characters were a bit blurry - fixed)
(del) (rev) 23:59, February 2, 2003 . . Maveric149 (Talk) . . 145x165 (8307 bytes) (Rhombohedral crystal structure. Image created by Daniel Mayer and licensed under terms of the GNU FDL.)