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. 2010 May 14;10(5):4926–4949. doi: 10.3390/s100504926

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© 2010 by the authors; licensee MDPI, Basel, Switzerland.

This article is an Open Access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 25. — Comparison of the Raman spectrum of malachite Cu₂(OH)₂CO₃ (upper plot) with the Raman spectrum of the green corrosion spot (lower plot) indicated on the small micro-photograph (in the middle)