View fullsize Pintura Negra I, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra II, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra III, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra IV, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra IV (detail), oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra V, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra V (detail), oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra VI, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra VI (detail), oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black. View fullsize Pintura Negra VII, oil impasto on canvas, 36x27 cm.The Pinturas Negras (Black Paintings) are an experiment in the use of thick oil impasto on small canvases, with a predominance of black.