Figure 1From: Black earths from Veneto and Piedmont (Northern Italy): origin, composition and potential use in different painting techniques Schematic map of Italy with indication of the localities where black earths (raw materials) were sampled. Boca (45°40′48″N 8°24′35″E) and Vicoforte (44°21′53,64″N 7°51′49,32″E) in Piedmont; Bolca (45°35′43″N 11°12′36″E) in Veneto.Back to article page