Table 2 Results of peak fitting using Raman spectra obtained for carbonaceous materials37.

From: High-temperature wood silicification: constraints from fluid and carbonaceous inclusions in quartz from Qitai, NW China

No.

D1 center

D1 intensity

FWHM-D1

D2 center

D2 intensity

FWHM-D2

I(D2)/I(D1)a

T(FWHM−D1)

T(FWHM−D2)

1

1330.7

7156.1

86.6

1603.5

11259.5

35.6

1.57

291.81

293.63

2

1332.4

9206.0

84.9

1605.1

14167.7

35.9

1.54

295.47

291.60

3

1332.6

5674.0

90.3

1605.9

9164.7

36.3

1.62

283.86

288.89

4

1331.2

8628.7

89.3

1604.5

13271.0

37.1

1.54

286.01

283.46

5

1331.5

6259.9

90.6

1604.8

9758.0

36.9

1.56

283.21

284.82

6

1331.7

7105.4

91.7

1604.5

11069.4

37.4

1.56

280.85

281.43

7

1332.4

10757.9

94.5

1603.5

17362.4

38.9

1.61

274.83

271.26

8

1332.0

14903.1

93.0

1603.5

24420.2

37.8

1.64

278.10

278.72

9

1332.1

13747.6

91.5

1604.7

22319.3

37.2

1.62

281.28

282.78