Sample code

Gbk_1

Gbk_2

Gbk_3

Gbk_4

Gbk_5

Gbk_6

Gbk_7

Gbk_8

NASC

PAAS

Depth (m) range

34.7 - 35.7

243.5 - 244.8

341.7 - 342.6

573 - 573.8

590 - 591

779 - 780.6

955.5 - 956.5

997.9 - 998.8

Formation

Benin

Ogwashi-Asaba

Oshosun

Ewekoro

Ewekoro

Ewekoro

Araromi

Araromi

Lithology

Shale

Shale

Shale

Shale

Shale

Shale

Shale

Shale

SiO2

48.09

54.18

40.96

51.18

47.98

44.15

44.70

41.65

64.80

62.80

TiO2

0.942

1.357

1.420

0.691

0.783

0.727

0.857

0.933

00.70

01.00

Al2O3

17.03

22.97

24.51

12.90

15.57

15.07

21.14

21.91

16.90

18.90

Fe2O3T

06.01

5.750

6.330

5.410

6.090

5.850

6.410

7.370

05.65

07.22

MnO

0.024

0.106

0.032

0.051

0.072

0.053

0.012

0.009

00.06

00.11

MgO

0.130

0.650

0.300

5.900

4.450

4.860

1.120

0.590

02.86

02.20

CaO

0.080

0.200

0.140

0.420

2.890

5.740

1.220

4.670

03.63

01.30

Na2O

0.080

0.070

0.060

0.370

0.370

0.600

0.460

0.250

01.14

01.20

K2O

1.240

1.350

0.640

0.820

1.030

1.090

1.450

0.960

03.97

03.70

P2O5

0.080

0.080

0.070

0.070

0.110

0.250

0.100

0.440

00.13

00.16

LOI

25.35

13.99

25.92

21.44

19.90

21.19

21.05

19.71

-

-

Total

99.07

100.7

100.4

99.26

99.24

99.58

98.52

98.48

MgO + Fe2O3T

6.140

1.300

6.630

11.31

10.54

10.71

7.530

7.960

Fe2O3T/K2O

4.847

0.481

9.891

6.598

5.913

5.367

4.421

7.677

Al2O3/TiO2

18.08

16.93

17.26

18.67

19.89

20.73

24.67

23.48

K2O/Na2O

15.50

19.29

10.67

2.216

2.784

1.817

3.152

3.840

SiO2/Al2O3

2.824

2.359

1.671

3.967

3.082

2.930

2.114

1.901

Moles

SiO2

0.800

0.902

0.682

0.852

0.798`

0.735

0.744

0.693

Al2O3

0.167

0.225

0.240

0.127

0.153

0.148

0.207

0.215

CaO*

0.001

0.001

0.001

0.006

0.006

0.010

0.007

0.004

Na2O

0.001

0.001

0.001

0.006

0.006

0.010

0.007

0.004

MgO

0.003

0.016

0.007

0.146

0.110

0.121

0.028

0.015

Fe2O3

0.038

0.036

0.040

0.034

0.038

0.037

0.040

0.046

K2O

0.013

0.014

0.007

0.009

0.011

0.012

0.015

0.010

CaO* + Na2O

0.002

0.006

0.003

0.004

0.004

0.020

0.021

0.002

Fe2O3 + MgO

0.041

0.052

0.047

0.180

0.148

0.158

0.068

0.061

CaO* + Na2O + K2O

0.015

0.020

0.010

0.013

0.015

0.032

0.036

0.012

CIA

91.76

93.36

96.39

85.81

86.93

82.22

87.71

92.27

CIW

98.82

99.12

99.17

91.36

92.73

88.10

93.67

96.41