gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society Book Reviews When Continents Collide: Geodynamics and Geochemistry of Ultrahigh-Pressure Rocks Friend C.R.L. 8 1999 63 4 610 611 Hacker B.R. Liou J.G. When Continents Collide: Geodynamics and Geochemistry of Ultrahigh-Pressure Rocks 1998 Dordrecht, Boston and London Kluwer Academic Publishers £90.00 (US$144.00) 0-4128-2420-5 Copyright © 1999, The Mineralogical Society 1999