Fig. 7

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Photomicrographs of thin sections showing minerals and lithoclasts from the discussed sites and comparatives ones (Plane-Polarized Light – PPL). A. Isolated weathered lithoclast (Cayenne, Perle-Noire, PN-212). B. Numerous pristine or poorly weathered lithoclasts (St-Martin, Grand Case, BK77-114). C. Volcanic sand (Capesterre-Belle-Eau, PR-5). D. Weathered small lithoclasts (Capesterre-Belle-Eau, PR-132).

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