Tin Two kinds of tin in one
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3D3DTwo kinds of tin in one.
This is an odd thing: A piece of tin showing both the alpha and beta tin allotropes in one piece.
Source: Anonymous
Contributor: Theodore Gray
Acquired: 28 February, 2009
Text Updated: 1 March, 2009
Price: Donated
Size: 1.5"
Purity: 99%