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Table 2 Sample ID, location as GPS coordinates, size fractions and K–Ar data

From: Timing and conditions of brittle faulting on the Silltal-Brenner Fault Zone, Eastern Alps (Austria)

Sample ID

Coordinates UTM WGS 84 Zone 32 N

ID size fraction

K (%)

Rad 40Ar (mol/g)

Rad 40Ar (%)

Age (Ma)

Error (Ma)

SB1

680677/5231327

292 <0.4 μm

4.37

3.914E−10

74.16

50.9

1.0

SB1

 

292 <2 μm

4.43

5.822E−10

91.23

74.2

1.5

SB1

 

292 2–6 μm

4.25

5.998E−10

91.33

79.6

1.6

SB2

680677/5231327

621 <0.4 μm

4.80

4.251E−10

67.81

50.3

1.1

SB2

 

621 <2 μm

4.69

5.092E−10

75.00

61.5

1.2

SB2

 

621 2–6 μm

4.52

5.052E−10

78.08

63.3

1.3

SB2

 

621 6–10 μm

4.33

5.031E−10

81.67

65.8

1.4

SB2

 

621 WR

3.42

4.020E−10

86.85

66.5

1.4

SB3

680672/5231324

622 <0.4 μm

5.11

4.744E−10

61.30

52.8

1.1

SB3

 

622 <2 μm

5.23

6.854E−10

76.68

74.0

1.5

SB3

 

622 2–6 μm

4.94

7.995E−10

88.21

91.0

1.8

SB3

 

622 6–10 μm

3.82

7.860E−10

96.90

114.9

2.4

SB3

 

622 WR

3.41

6.032E−10

92.94

99.2

2.0

SB4

680671/5231296

623 <0.1 μm

4.87

3.065E−10

52.76

35.9

0.8

SB4

 

623 <0.4 μm

5.09

5.003E−10

70.99

55.8

1.2

SB4

 

623 <2 μm

5.23

6.521E−10

79.97

70.5

1.4

SB4

 

623 2–6 μm

5.16

7.015E−10

85.36

76.7

1.5

SB4

 

623 6–10 μm

4.69

6.9815E−10

87.36

83.8

1.7

SB4

 

623 WR

3.35

4.602E−10

88.18

77.5

1.6

BF1

685134/5225168

1301 <0.1 μm

4.88

1.0426E−10

42.50

12.3

0.4

BF1

 

1301 <0.4 μm

4.99

1.4696E−10

54.81

16.9

0.4

BF1

 

1301 <2 μm

4.87

2.1283E−10

69.89

25.0

0.5

BF1

 

1301 2–6 μm

4.48

2.0177E−10

71.78

25.8

0.5

BF1

 

1301 6–10 μm

4.33

1.8863E−10

72.72

24.9

0.6

BF1

 

1301 WR

3.12

2.4632E−10

83.02

45.0

1.0

BF2

685472 5224161

1302 <0.1 μm

5.02

1.5471E−10

52.19

17.7

0.4

BF2

 

1302 <0.4 μm

4.89

2.5595E−10

69.41

29.9

0.6

BF2

 

1302 <2 μm

5.00

4.1719E−10

82.39

47.5

1.0

BF2

 

1302 2–6 μm

4.79

4.5898E−10

86.88

54.4

1.1

BF2

 

1302 6–10 μm

4.67

4.4493E−10

88.87

54.1

1.1

BF2

 

1302 WR

3.04

2.9465E−10

85.41

55.0

1.2

  1. Note that Sample ID (SB and BF) refers to field samples, whereas ID numbers of the size fractions are those assigned by CSIRO, Earth Science and Resource Engineering, Kensington, Western Australia during separation and analysis and are the ones used in their internal database. Note also that the analysis of K is given as % K, and not %K2O (e.g. Clauer 2013)