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Journal of Palaeogeography

Table 2 Recalculated modal point-count data for sandstones of the Jhumara, Jhuran and Bhuj Formations, respectively

From: Petrography of Middle Jurassic to Early Cretaceous sandstones in the Kutch Basin, western India: Implications on provenance and basin evolution

 

QFL(%)

Sample no.

Quartz (Q)

Feldspar (F)

Lithic fragments (L/R)

Bhuj Formation

 B-6

57

40

3

 B-5

59

40

1

 B-4

56

43

1

 B-3

60

37

3

 B-2

54

45

1

 B-1

70

29

1

 Avg.

59

39

2

 SD

±5

±5

±1

Jhuran Formation

 MP-5

59

40

1

 MP-4

61

36

3

 MP-3

59

37

4

 MP-2

62

36

2

 MP-1

62

36

2

 U-7

59

38

3

 U-6

57

40

3

 U-5

56

40

4

 U-4

55

42

3

 U-3

57

39

4

 U-2

57

39

4

 U-1

59

38

3

 M-7

55

43

2

 M-6

57

41

2

 M-5

65

34

1

 M-4

57

42

1

 M-3

48

51

1

 M-2

58

41

1

 M-1

40

59

1

 Avg.

57

41

2

 SD

±5

±6

±1

Jhumara Formation

 J-6

65

34

1

 J-5

66

32

2

 J-4

57

42

1

 J-3

53

46

1

 J-2

44

52

4

 J-1

36

61

3

 Avg.

54

44

2

 SD

±10

±9

±1

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