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Efosa Udinmwen

Publications (5)

Strain Conditions Indicated by Metamorphic Spots in the Igarra Schist Belt, Southwestern Nigeria

Efosa Udinmwen, M. I. Oden, E. E. Ukwang & E. O. Ibegbulam · Archives of Current Research International · 2017

Strain has been analyzed from the metamorphic spots within deformed schist and phyllite in the Igarra schist belt, southwestern Nigeria. Strain magnitudes were obtained by using the graph of length against width of spots, Harmonic mean (H), and the Rf/ø technique. The values of s...

Open access Research Article 10.9734/ACRI/2016/30937

Structures and Petrology of the Rocks around Ekori, Western Ikom – Mamfe Embayment, Southeastern Nigeria

Efosa Udinmwen, E. A. Amah, B. E. Ephraim, A. N. Ugbaja & P. A. Udofia · Asian Journal of Chemical Sciences · 2016

Ekori and adjoining areas is located in western part of the Ikom – Mamfe embayment. Sedimentary rocks such as sandstones, limestone, shale and few mudstones make up the sedimentary units in this area while intrusive bodies like dolerite sills and gabbro plutons constitutes the ig...

Open access Research Article 10.9734/AJOCS/2016/30077

The Schist Enclaves of Oban Massif, Southeastern Nigeria: Consistency of Dihedral Angle and Other Natural Physical and Mechanical Properties

Michael I. Oden, Asinya E. Asinya & Efosa Udinmwen · Journal of Geography, Environment and Earth Science International · 2017

The schist enclaves of Oban massif, southeastern Nigeria were deformed predominantly by brittle deformation and contain a plethora of fractures such as joints and conjugate shear fractures. Analysis of the conjugate shear fractures using stereographic projection technique and sta...

Open access Research Article 10.9734/JGEESI/2017/28643

Mesoscopic Structural Analysis of the Schist Enclaves in Oban Massif, South-Eastern Nigeria

Enah A. Asinya, Michael I. Oden, Bassey E. Ephraim, Efosa Udinmwen & Selong U. Edem · Asian Journal of Physical and Chemical Sciences · 2016

The schist enclaves in Oban massif, south-eastern Nigeria are deformed predominantly in a brittle manner and contain a superfluity of mesoscopic structural features such as joints, conjugate shear fractures, foliation planes and mineral veins. The analysis of these structural ele...

Open access Research Article 10.9734/AJOPACS/2016/30076

Palynostratigraphy of Lemna Road Transect of Benin Formation, Calabar Flank, Nigeria

Asukwo E. Itam, David O. Inyang, Umana S. Umana, Etie B. Akpan & Efosa Udinmwen · Asian Journal of Physical and Chemical Sciences · 2017

Three lithosections  of Benin Formation located along Lemna – Parlimentary Road Transect in Calabar, consisting  of  clay, gray shale intercalated with peat, mudstone , medium to coarse grained sandstones and pebbly sandstones were studied stratigraphically with a view to discern...

Open access Research Article 10.9734/AJOPACS/2016/30942