RESEARCH ARTICLES

Factor analysis in hydrochemical survey

Bassey Edem Ephraim        

105

Abstract

Geochemistry of semipelitic schist of Isanlu area, south west Nigeria: implication for the geodynamic evolution of the Egbe-Isanlu schist belt

Samuel B. Olobaniyi      

113

Abstract

Spectral analysis and Hilbert transform of aeromagnetic data over the upper Benue trough, Nigeria

A. Nur., C.. O. Ofoegbu and K. M., Onuoha   

129

Abstract

Geochemistry of crystalline basement rocks SW Ugep, Nigeria

Barth N. Ekwueme                                                                                                         

143

Abstract

Petrology of granulite facies rocks in Ukwortung area of Obudu Plateau, southeastern Nigeria

E.E. Ukwang, B.N. Ekwueme and R.J. Horsley   

159

Abstract

Ceramic qualities of industrial clay deposits at Vimtim in Mubi, northeastern Nigeria

E. E. Ntekim                                                                                                                   

169

Abstract

Seismic characterisation of subsurface structural features of parts of “Richy” field, offshore Niger Delta, Nigeria

P. A. Enikanselu and G. O. Omosuyi     

179

Abstract

Hydrogeological and geotechnical study of Bauchi and environs, Northeast Nigeria

G. I. Obiefuna and A. Nur        

187

Abstract