Checked content

File:BariteWorldProductionUSGS.PNG

Description
English: World production of mineral barite
Date 19 June 2009 (first version); 19 June 2009 (last version)
Source Transferred from en.wikipedia; transferred to Commons by User:Leyo using CommonsHelper.
(Original text: http://minerals.usgs.gov/ds/2005/140/barite.pdf)
Author USGS. Original uploader was Materialscientist at en.wikipedia

Licensing

Public domain This image is in the public domain because it contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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