Figure 12. Pie chart showing major oxide composition of NU2 sample

From

The Petrography, Geochemistry and Potential Applications of Ndi-Uduma Ukwu/Ohafia-Ifigh Limestone, Ohafia, S.E. Nigeria

OFULUME A. B., IBE K. K., IBENEME S. I., DIOHA E. C., CHINEMELU E. S., ELUWA J. C., ONYEISE U.O.

Journal of Geosciences and Geomatics. 2018, 6(1), 21-26 doi:10.12691/jgg-6-1-3