0016-7169
0016-7169
S0016-71692019000400259
Nigeria
Nigeria
00
12
2019
00
12
2019
58
4
259
277
[
1969
69
23-48
]
[
1980
17
97-106
]
[
1988
53
12
12
1592-600
]
[
1976
3
6
6
]
[
1964
29
67-79
]
[
1976
7
121-39
]
[
2006
2207- C
2207- C
]
[
1976
3
537-45
]
[
2008
73
3
3
H1-4
]
[
2013
10
3
3
]
[
1972
56
6
6
991-1007
]
[
2011
887-91
]
[
1994
59
3
3
391 401
]
[
1971
82
2295-8
]
[
1993
21
105-18
]
[
1964
31
101-4
]
[
1996
61
1
1
131-7
]
[
1974
8
49-55
]
[
2008
27
990-1002
]
[
2003
68
6
6
1945-51
]
[
1993
24
679-88
]
[
1994
32
213-7
]
[
2001
66
814-23
]
[
2005
66
]
[
Nigeria Geological Survey Agency (NGSA)
2004
]
[
Nigeria Geological Survey Agency (NGSA)
2009
]
[
2009
219
]
[
1970
305-24
]
[
1990
11
17-27
]
[
2007
50
286-304
]
[
1981
8
130-7
]
[
1985
50
2558-94
]
[
1976
41-58
]
[
2005
155
]
[
1990
55
80-91
]
[
2014
79
4
4
J61-6
]
[
2007
26
1502-5
]
[
1986
51
2
2
369-82
]
[
1982
47
31-7
]
[
2004
23
2
2
116-9
]
[
1981
43
]
[
2008
63
]