Fig. 9

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Photomicrographs of thin sections showing grog tempers (Plane-Polarized Light – PPL). A. grog temper with angular shapes and dark slip (Capesterre-Belle-Eau, PR-148). B. large grog temper with dark engobe on a rectilinear surface (Cayenne, Perle-Noire, PN-216). C. Grog temper with difference of colour and bypassing microcracks (Les Abymes, BP-46). D. Grog temper with difference of colour and constituents (Goyave, SC-15).

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