Sample number

Au (ppm)

Ag (ppm)

Pb (ppm)

Cu (ppm)

Zn (ppm)

Fe (ppm)

Time (min)

pH

0

4.27

283

4.98

5899

8766

4997

0

12

1

2.15

133

4.77

4434

6628

4306

10

7

2

1.68

110

4.33

4058

5398

4189

20

7

3

1.33

101

4.13

4312

5191

3781

10

8

4

1.03

79

3.81

3742

4854

3108

20

8

5

1.02

63.21

3.42

3276

4292

3170

10

9

6

0.76

42.36

3.0

2841

3611

2827

20

9

7

0.67

23.50

2.89

1361

2283

1718

10

10

8

0.31

12.04

1.75

1012

1543

1099

20

10