Table 2 Representative whole rock major oxides (wt%) and trace elements (ppm) for samples from metavolcanics and metasediments.

From: Fertile high-K magmatism and hydrothermal alteration zone associated with porphyry copper mineralization in Samra area, SE Sinai, Egypt

 

Metavolcanics

Metasediments

Samp.No.

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

SiO2

58.44

58.71

63.91

64.41

67.44

67.95

66.94

67.55

55.9

61.22

60.57

70.45

70.01

74.81

52.5

51.19

TiO2

1.11

1.06

1.06

1.07

0.64

0.39

0.37

0.33

0.7

0.75

0.61

0.54

0.43

0.23

0.67

0.91

Al2O3

16.55

16.55

15.67

15.45

15.32

15.27

15.55

15.11

16.95

16.94

17.35

15.21

15.91

13.16

17.35

15.73

Fe2O3

5.01

4.99

5.34

5.45

4.68

3.18

4.78

4.15

7.85

6.21

8.18

4.65

3.93

2.51

13.15

15.95

MnO

0.11

0.12

0.12

0.11

0.12

0.13

0.16

0.19

0.11

0.12

0.11

0.12

0.13

0.11

0.15

0.14

MgO

4.57

4.35

1.67

1.47

1.17

0.71

0.38

0.47

3.72

3.78

2.45

1.15

1.13

0.85

4.25

3.45

CaO

5.59

5.17

2.28

2.65

1.32

1.95

1.34

1.45

3.87

2.55

2.57

1.15

1.16

1.25

1.77

1.55

Na2O

3.33

3.37

4.32

4.34

4.35

5.12

4.38

4.83

3.49

2.78

2.36

1.25

1.55

2.15

2.68

2.95

K2O

1.35

1.83

3.58

3.43

3.73

4.13

4.55

4.63

2.57

2.78

2.74

3.35

3.51

3.75

5.15

5.24

P2O5

1.27

1.27

0.19

0.12

0.14

0.19

0.15

0.19

0.14

0.12

0.11

0.18

0.12

0.12

0.13

0.12

LOI

1.67

1.87

1.79

0.99

0.95

0.93

0.49

0.98

2.89

2.58

2.85

1.95

2.11

1.15

1.95

2.61

Total

99

99.29

99.93

99.49

99.86

99.95

99.09

99.88

99.19

99.83

99.9

100

99.99

100.09

99.75

99.84

Sc

13

12

15

14

13

22

21

22

18

14

18

13

20

22

33

28

V

139

116

164

155

115

191

173

136

195

188

127

149

127

125

273

270

Cr

133

128

165

180

245

180

194

153

127

97

105

87

59

38

49

151

Co

50

51

64

57

67

44

42

57

42

45

41

4

51

53

37

29

Ni

20

18

24

30

39

34

58

43

29

38

37

16

19

18

45

41

Zn

79

82

69

73

75

58

78

77

91

69

75

39

36

46

37

42

Ga

21

22

26

22

29

27

23

27

21

25

20

23

21

24

23

29

Rb

49

52

54

45

63

75

43

53

79

85

99

68

94

59

98

91

Sr

595

545

485

435

305

295

425

581

422

163

281

141

144

156

133

125

Y

17.11

18.01

16,78

18.12

18.15

15.98

14.99

20

21

32

24

31

27

28

23

26

Zr

166

206

106

116

146

246

146

116

120

189

125

182

177

137

184

179

Nb

3

8

5

6

12

23

5

4

9

10

8

7

6

5.

8.

7

Ba

585

625

165

445

815

565

148

307

639

651

789

667

994

997

579

521

Pb

11

13

12

13

11

10.78

11.01

12.12

0.11

0.33

0.53

0.15

0.27

0.18

0.23

0.14

Th

6

10

8

6

8

8

6

5

5

6

7

9

9

12

10

7

U

4

7

10

5

6

4

6

4

3

10

9

7

5

2

8

4