Manganese oxide pigment tile.
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|Manganese oxide pigment tile.|
Manganese oxide has been found used as a pigment in cave paintings from as long as 17,000 years ago. This tile is not quite that old, but according to the seller it dates to about 1800, making it a good 200 years old.
Source: eBay seller chrisbuckman
Contributor: Theodore Gray
Acquired: 11 March, 2009
Text Updated: 12 March, 2009