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Figure 4
(a) Optical image and XRF RGB-map (red: Fe; green: Mn; blue: Ni) of a weathered peridotite from the New Caledonia ophiolite. Fe (b) and Ni (c) K-edge XANES of different regions of the rock, highlighting the presence of different types of minerals with contrasted redox states for iron, and variable amounts of nickel.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
Volume 22| Part 6| November 2015| Pages 1548-1554
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