Delwedd:Coal anthracite.jpg

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Commons:Image:Coal_anthracite.jpg

The description on its tudalen disgrifiad ffeil there is shown below.

Anthracite coal.

This image is from: http://resourcescommittee.house.gov/subcommittees/emr/usgsweb/photogallery/images/Coal,%20anthracite_jpg

Public domain This image is a work of the "Minerals in Your World" project, a cooperative effort between the United States Geological Survey and the Mineral Information Institute. The images were featured in the "Minerals and Materials Photo Gallery" on the website of the U.S House Subcommittee on Energy and Natural Resources. As a work of the U.S. federal government, the image is in the public domain.

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Dyddiad/AmserDefnyddiwrHyd a lledMaint y ffeilSylw
cyfredol18:54, 7 Mawrth 2007Rogilbert360×33729 KBDétourage
22:40, 5 Rhagfyr 2004Anna360×33738 KBAnthracite coal

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