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• 2009-06-19 06:39 Materialscientist 700×470× (59081 bytes)
• 2009-06-19 06:35 Materialscientist 700×470× (59687 bytes) {{Information |Description = World production of mineral barite |Source = http://minerals.usgs.gov/ds/2005/140/barite.pdf |Date = |Author = USGS |Permission = |other_versions = }} [[Category:minerals]]