Guma, Brian Emmanuel A study on the impact of vermiculite mining and processing operatio ns on groundwater quality in Namekhala area, Manafwa District / Gum a Brian Emmanuel - Kampala, 2009 - xiii, 105 p.: ill., col., maps , 30 cm Unpublished thesis (M.Sc., Geol.) - Makerere University, 2009 Includes bibliographical references (p.67-70) Subjects--Topical Terms: Vermiculite-- Manafwa DistrictClay materials-- Manafwa District Dewey Class. No.: 553.678