Some characteristics of the heavy detrital minerals from Peninsular Malaysia

Abstract

Over a hundred samples of alluvial concentrates, taken from mines and streams that represent the various tinfields of Peninsular Malaysia have been examined. Concentrates .from known pegmatitic areas show abundance of columbite-tantalite, the hydrothermal concentrates with a variety of minerals from sulphides tO oxides and pyrometasom'~tic concentrates with magnetite.