Vairables

First terrace

Second terrace

Intermixing of 2nd terrace and piedmont

Mean

STD

Mean

STD

Mean

STD

Zircon

32.79

16.42

8.52

3.06

5.23

3.69

Tourmaline

14.26

8.92

12.27

9.07

18.83

8.76

Rutile

5.67

2.31

18.24

6.66

12.64

8.41

Silliminite

2.67

2.52

5.03

4.62

3.00

3.56

Andalusite

0.33

0.58

20.33

11.93

29.25

14.36

Garnet

40.00

24.56

21.00

12.29

40.00

24.68