id	keyword
esrj-21105	schist
esrj-21105	quartz
esrj-21105	vol
esrj-21105	amphibole
esrj-21105	rocks
esrj-21105	nigeria
esrj-21105	ibadan
esrj-21105	area
esrj-21105	okunlola
esrj-21105	enero
esrj-21105	plot
esrj-21105	quartz schist
esrj-21105	trace