TY - BOOK AU - Garson,M.S. AU - Smith,Walter Campbell TI - Chilwa Island / U1 - 556.897 PY - 1958/// CY - Zomba : PB - Government Printer, KW - Geology KW - Chilwa Island N1 - Includes bibliographical references (p. 122-127); I - Introduction - Historical - Provisional geological map of the La ke Chilwa area - II - Physiography of the Shire Highlands plain and Chi lwa island - III - Geology of the Lake Chilwa area - IV - Basement comp lex and older syenite fenites - V - Agglomerate, contact and feldspathi c Breccia - VI - Carbonatites - Carbonatites rich in Pyrochlore - VIII - Nepheline syenite and Ijolite - IX - Mixed carbonate - silicate rocks - X - Dyke rocks - XI - Hydrothermal and radioactive rocks - XII - Fau lt pattern - XIII - Alluvial, eluvial and travertine deposits - XIV - E conomic minerals, soils and rocks XV - Stress pattern of the ring- stru cture - XVI - Petrogenesis ER -