Table 2 Analysis results of vitrinite reflectance and kerogen type of well Y101H4-4.

From: Influencing factors and quantitative prediction of gas content of deep marine shale in Luzhou block

Formation

Depth (m)

Ro (%)

Kerogen type index

Longmaxi

4095.68

3.10

96.4

Longmaxi

4096.84

3.15

95.7

Longmaxi

4097.87

3.11

96.0

Longmaxi

4098.92

3.03

97.7

Longmaxi

4099.85

3.20

93.0

Longmaxi

4101.04

3.24

96.8

Longmaxi

4102.00

3.30

98.2

Longmaxi

4103.08

3.37

97.5

Longmaxi

4104.06

3.27

98.3

Longmaxi

4105.10

3.23

98.4