Fig. 6

image

Spectral slope in the 535–743 nm range associated with Fig. 5. The symbols used here and in the bottom panel of Fig. 4 refer to the same surface elements. See Fig. 8 for the corresponding measures. The red polygon defines the outcropping of spectrally blue consolidated material that is also marked in Fig. 4 and is discussed in the main text.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.