Copper Museum-grade sample
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3DMuseum-grade sample.
In early 2004 Max Whitby and I started selling individual element samples identical or similar to the samples we use in the museum displays we build. These are top-quality samples presented in attractive forms appropriate to the particular element. They are for sale from Max's website and also on eBay where you will find an ever-changing selection of samples (click the link to see the current listings).
This ingot shows two kinds of surfaces, one where the metal cooled in contact with a graphite mold, and the top that was in contact with the air. The top surface is particularly interesting in that it shows the crystal structures that give the surface a wrinkled appearance.
Source: Theodore Gray
Contributor: Theodore Gray
Acquired: 6 March, 2004
Text Updated: 11 August, 2007
Price: See Listing
Size: 4"
Purity: >99%
Sample Group: RGB Samples
Copper