Archaeometric analysis proposal for negative decoration

The main purpose of this text is to offer what could be a kind road map within the possible archaeometric protocols address old problem posed by ceramics with negative decoration and relationships that would have occurred between Western Mexico South America. A perspective also offered on from technological point view, according ethnoarchaeological analyses, important since despite great temporal distance separates us makers ceramic (possibly men women) ethnoarchaeology. It provides clues make better questions about archaeological context.