At 10:06 18-10-2001 +0400, you wrote: > Dear all, I am searching for references on corundum-bearing rocks, >preferably in Precambrian (petrology, petrochemistry, geochemistry, >origins). Would be grateful for any comments. Regards, D.P. Krylov, Dr. >Sci. & Geochronology >Russian Academy of Sciences >nab. Makarova, 2 >199034, St. Petersburg >Russian Federation Dear Dmitry See the references below. All the best, Timo Bertrand, P., Ouzegane, K. & Kiénast, J.R., 1992. P-T-X relationships in the Precambrian Al-Mg-rich granulites from In Ouzzal, Hoggar, Algeria. J. Metam. Geol. 10:17-31. Bugge, C., 1951. Corundum at Farsjö, Nes, Romerike. Norsk Geol. Tidskr. 29:77-83. Claeson, D.T., 1999. Corundum-bearing ultramafic veins in the Rymmen gabbro, southern Sweden: Isochemical mineral alteration. N. Jahrb. Mineral. Abh. 175:1-27. Droop, G.T.R., 1989. Reaction history of garnet - sapphirine granulites and conditions of Archaean high-pressure granulite-facies metamorphism in the central Limpopo mobile belt, Zimbabwe. J. Metam. Geol. 8:383-403. Droop, G.T.R. & Bucher-Nurminen, K., 1984. Reaction textures and metamorphic evolution of sapphirine-bearing granulites from the Gruf complex, Italian central Alps. J. Petrol. 25:766-803. Dymek, R.F., 1983. Margarite pseudomorphs after corundum, Qôrqut, Gothåbsfjord, west Greenland. GGU 112:95-99. Feenstra, A., 1984. Metamorphism of bauxites on Naxos. PhD thesis, Utrecht Univ., Geologica Ultraiectina 39, 206 pp. Forestier, F. & Lasnier, B., 1969. Découverte de niveaux d'amphibolites ā pargasite, anorthite, corindon et sapphirine dans les schistes cristallins de la vallée du Haut Allier. Contr. Mineral. Petrol. 23:194-235. Gibson, G.M., 1979. Margarite in kyanite- and corundum-bearing anorthosite, amphibolite and hornblendite from central Fiordland, New Zealand. Contr. Mineral. Petrol. 68:171-179. Gnos, E. & Kurz, D., 1994. Sapphirine - quartz and sapphirine - corundum assemblages in metamorphic rocks associated with the Semail ophiolite (United Arab Emirates). Contr. Mineral. Petrol. 116:398-410. Golani, P.R., 1989. Sillimanite - corundum deposits of Sonapahar, Meghalaya, India: A metamorphosed Precambrian paleosol. Precamb. Res. 43:175-189. Grapes, R. & Palmer, K., 1996. (Ruby - sapphire) - chromian mica - tourmaline rocks from Westland, New Zealand. J. Petrol. 37:293-315. Guo, J., O'Reilly, S.Y. & Griffin, W.L., 1996. Zircon inclusions in corundum megacrysts: I. Trace element geochemistry and clues to the origin of corundum megacrysts in alkali basalts. Geoch. Cosm. Acta 60:2347-2363. Haapala, I., Siivola, J., Ojanpera, P. & Yletyinen, V., 1971. Red corundum, sapphirine and kornerupine from Kiitilä, Finnish Lapland. Bull. Geol. Soc. Finl. 43:221-231. Horrocks, P.C., 1983. A corundum and sapphirine paragenesis from the Limpopo mobile belt, southern Africa. J. Metam. Geol. 1:13-23. Jan, M.Q., Kempe, D.R.C. & Tahirkheli, R.A.K, 1971. Corundum, altering to margarite, in amphibolites from Dir, west Pakistan. Mineral. Mag. 38:106-109. Kornprobst, J., Pibloue, M., Bonduelle, M. & Roux, L., 1982. Corundum-bearing garnet pyroxenites at Beni Bousera (Morocco): An exceptionally Al-rich clinopyroxene from 'grospydites' associated with ultramafic rocks. Terra Cogn. 2:257-259. Kornprobst, J., Pibloue, M., Roden, M. & Tabit, A., 1990. Corundum-bearing garnet clinopyroxenites at Beni Bousera (Morocco): Original plagioclase-rich gabbros recrystallized at depth within the mantle ? J. Petrol. 31:717-745. Motoyoshi, Y., Hensen, B.J. & Matsueda, H., 1990. Metastable growth of corundum adjacent to quartz in a spinel-bearing quartzite from the Archaean Napier complex, Antarctica. J. Metam. Geol. 8:125-130. Nijland, T.G., Liauw, F., Visser, D., Maijer, C. & Senior, A., 1993. Metamorphic petrology of the Froland corundum-bearing rocks: The cooling and uplift history of the Bamble sector, south Norway. Norges Geol. Unders. 424:51-63. Oftedahl, C., 1963. Contributions to the mineralogy of Norway. No. 19. Red corundum of Froland at Arendal. Norsk Geol. Tidskr. 43:431-443. Oliver, R.L. & Jones, J.B., 1965. A chlorite-corundum rock from Mount Painter, south Australia. Mineral. Mag. 35:140-145. Outhuis, J.H.M., 1989. Hydrothermal andalusite and corundum in a potassic alteration zone around a Proterozoic gabbro- tonalite-granite intrusion NE of Persberg, central Sweden. Mineral. Petrol. 40:1-16. Pristavova, S. & Ichev, M., 1993. Sapphirine - corundum mineralization in the metamorphites from Ardino. Comptes Rendus de l'Académie Bulgare des Sciences 46:83-85. Ranson, W.A., 2000. Margarite - corundum phyllites from the Appalachian orogen of South Carolina: Mineralogy and metamorphic history. Amer. Mineral. 85:1617-1624. Rose, R.L., 1957. Andalusite- and corundum-bearing pegmatites in Yosemite Natural Park, California. Amer. Mineral. 42:635-647. Rosing, M.T., Bird, D.K. & Dymek, R.F., 1987. Hydration of corundum-bearing xenoliths in the Qôrqut granite complex, Godthåbsfjord, west Greenland. Amer. Mineral. 72:29-38. Serdyuchenko, D.P., 1968. Metamorphosed weathering crusts of the Precambrian, their metallogenic and petrographic features. Proc. 23rd International Geological Congress, Prague 4:37-42. Shaw, R.K. & Arima, M., 1998. A corundum - quartz assemblage from the eastern Ghats granulite belt, India: Evidence for high P-T metamorphism ? J. Metam. Geol. 16:189-196. Steefel, C.I. & Atkinson, W.W., 1984. Hydrothermal andalusite and corundum in the Elkhorn district, Montana. Econ. Geol. 74:573-579. Urai, J.L. & Feenstra, A., 2001. Weakening associated with the diaspore-corundum dehydration reaction in metabauxites: An example from Naxos (Greece). J. Struct. Geol. 23:941-950. Yalįin, U., 1987. Petrologie und Geochemie der Metabauxite SW-Anatoliens. PhD thesis, Ruhr Univ., Bochum, 136 pp. Dr. Timo G. Nijland Rooseveltlaan 964 tel. +31.30.2899078 NL-3526 BP Utrecht e-mail [log in to unmask] The Netherlands