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Keywords from Image Description:
The Quarterly journal of the Geological Society of London . SCEOPE CONES AND CBATEKS Fig The Mamelon Centrdle boss of vitreous lava on the summit of the Volcano of Bourbon After Bory de St Yincent Fig Ideal section of the Mamelon Centrale Fig Ideal section of the Puys de Sarcouy and Goule Monts de Dome fig Page