Characteristics of Organic Matter Pores and the Relationship with Current Pressure System of Lower Silurian Longmaxi Shales in Dingshan Field, Southern Sichuan, China

Table 2

Solid bitumen random reflectance and equivalent vitrinite reflectance in seven samples.

No.	Depth (m)	Ave. Rb (%)	Measuring point	St.D.	Ave. Ro (%)	EqV Ro-1	EqV Ro-2	EqV Ro-3	EqV Ro-4	EqV Ro-5
D1	2155.02	2.79	31	0.14	2.41	2.17	2.12	2.93	2.20	2.64
D2	4398.00	2.84	20	0.15	2.45	2.20	2.16	2.98	2.23	2.69
D3	2413.90	2.56	26	0.16	2.24	2.02	1.98	2.72	2.03	2.43
D4	3965.74	2.54	17	0.15	2.22	2.00	1.97	2.71	2.01	2.41
D5	4018.70	2.97	18	0.14	2.55	2.29	2.24	3.10	2.33	2.81
D6	3447.17	2.88	17	0.18	2.48	2.23	2.18	3.02	2.26	2.73
D7	4257.00	2.76	27	0.18	2.39	2.15	2.11	2.91	2.17	2.62

Notes: [47]; [14]; [48]; [49]; [50].