heap

Allan Kaprow   Untitled, 1959	Ben Vautier   Sand Heap, 1962
Bernar Venet Charcoal Pile, 1963
Wim T. Schippers   Shattered Glass Pile, 1965 ["Spel van glas en licht", De Ploeg, Bergeyk]	Michelangelo Pistoletti Venere degli Stracci, 1967

"[...] Other artists were more concerned with allowing materials rather than systems to determine the form of their work, reflected in the ubiquity of temporary "piles" of materials around 1968 (done by, among others, Andre, Baxter, Beuys, Bollinger, Ferrer, Kaltenbach, Long, Louw, Morris, Nauman, Oppenheim, Saret, Serra, Smithson). [...]" Lucy R. Lippard: "Preface" In: Six Years: The dematerialization of the art object from 1966 to 1972. London: Studio Vista, 1973, p. 5.

Reiner Ruthenbeck   Aschehaufen, 1968
Schwarzer Papierhaufen, 1970	Weisser Papierhaufen, 1979

Robert Smithson
Map of Glass (Atlantis), 1969	Chalk and Mirror Displacement, 1969
Nonsite, 1969	Mirror with crushed shells, 1969

Jannis Kounellis Pietra, 1969
Hans Haacke Beach Pollution, 1970	Michael Heizer Dragged Mass Displacement, 1971
herman de vries toevallige stapeling, 1973	Giuseppe Penone   Patate, 1977
Wolfgang Laib   Die Fünf Unbesteigbaren Berge, 1984	Felix Gonzalez-Torres   Untitled (Public Opinion), 1991
Thomas Rentmeister   Ohne Titel, 2005	Ohne Titel, 2006