This layer was not observed in all the hollowing area, but only in the grids the NE. This layer will have to correspond to the level of the fire that after deflagrou the sismo occurred in 1 of November of 1755. This layer presented estate ceramic, common and vidrado, as well as faiana, you fit in the oitocentista period. In this layer they had been, also, collected innumerable fragmentos of cachimbos of caulino, mattered (Holland and England). It was, also, identified part of a composed floor for basalt pebbles (black)? Q 3 and 4 -, datvel of ends of century XVI, but that he met already insane, fruit of previous remeximentos of this area, as it they are the opening of small low shoes for rank of the metallic structure that supports the walls of the building (as if it can verify for figure 5 where, in it I sing left superior if lage of cement can observe one, that supports the foot of one of the related metallic beams). It will be treated, probably, of chunk of by daily pay-pombalina? FLOOR 1.
This stretch of basalt pebble floor meets on an argillaceous layer, of chestnut-colored coloration, with much iron slag concentration. This layer was, also, observed in other contexts excavated in the Decrease of Lisbon, having been attributed to the period of abandonment of the area for the ferrarias, between middle and ends of century XVI. This argillaceous layer of chestnut-colored coloration (LAYER 3), has covered, in definitive zones of our area of hollowing, a composed floor for floor in tijoleira, red, with about 19×23 cm. This floor was not observed in all the hollowing area; but yes only in the Q 1 B/C and 4 D, as well as in the area of the hall (sector 2). It will have to date of ends of the century Xv-beginnings of century XVI?