Geologic importance of impact melt-rocks

Schwarz, E.H.L.: J. Geol. 17, 124 (1909) Wegener, A.: Die Entstehung der Mondkrater. Braunschweig: Vieweg 1921; Sengör, A.M.C.: The Moon 14, 211 (1975) Spencer, L.J.: Nature 129, 781 (1932); Daly, R.A.: J, Geol. 55, 125 (1947) French, B.M., Short, N.M. (eds.): Shock Metamorphism of Natural Materials. Baltimore, Md.: Mono Book Corp. 1968 Dence, M.R.: Proc. Int. Geol. Congr., Montreal 15, 77 (1972) Stöffler, D.: Fortschr. Mineral. 49, 50 (1972) Taylor, S.R.: Lunar Science: A Post-Apollo View. New York-Oxford: Pergamon Press 1975 King, E.A.: Space Geology: An Introduction. New York-London: Wiley 1976 von Engelhardt, W., Stöffler, D., in: Shock Metamorphism of Natural Materials, p. 159 (eds. French, B.M., Short, N.M.). Baltimore, Md.: Mono Book Corp. 1968; Shoemaker, E.M., Chao, E.C.T.: J. Geophys. Res. 66, 3371 (1961) French, B.M.: Science 156, 1094 (1967); NASA, GSFC, Pub. X-641-67-67 (1967); Dietz, R.S.: J. Geol. 72, 412 (1964) Simonds, C.H., et al.: Geochim. Cosmochim. Acta, Suppl. 7, 2, 2509 (1976) Howard, K.A.: ibid., Suppl. 5, 1, 61 (1974); and other papers Currie, K.L.: Geol. Surv. Canada, Bull. 198, 153 (1972) Bunch, T.E., Cohen, A.J., Dence, M.R.: Amer. Mineral. 52, 244 (1967) Hartmann, W.K.: Astrophys. Space Sci. 17, 48 (1972); Neukum, G., et al.: Geochim. Cosmochim. Acta, Suppl. 6, 3, 2597 (1975) Carstens, H.: Contrib. Mineral. Petrol. 50, 145 (1975)