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<p>[QUOTE=&quot;2manybooks, post: 9785204, member: 8267&quot;]If cleaned as vigorously as you suggest, lead could appear lighter in color, at least for awhile. Under normal circumstances it will form lead oxide on the surface in reaction to air, and the color will become darker. </p><p><br /></p><p>I think determining the composition would be the next step in figuring out what you have. Are you located in the UK? You might try contacting a University with an archaeology laboratory, where they might have the instruments needed for a non-destructive analysis.[/QUOTE]</p><p><br /></p>

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