Fire agate, close up.Fire agate is one of the most beautiful minerals, with its iridescent shimmers
Fire agate, close up.Fire agate is one of the most beautiful minerals, with its iridescent shimmers of colour and optical illusion of depth within the stone (see http://tinyurl.com/kxfh644). Here is how it looks in close up in an image that received an honourable mention in the Nikon small world photomicrography competition in 2009. The magnification is 10 times, and the lighting diffused side illumination,LozImage credit: David Millard -- source link
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