Quantitative Characterization of Pore Space for the Occurrence of Continental Shale Oil in Lithofacies of Different Types: Middle Jurassic Lianggaoshan Formation in Southeastern Sichuan Basin of the Upper Yangtze Area

Table 1

Experimental sample depth, layer section, and petrographic classification.

Sample number	Depth (m)	Formation	Lithofacies
1	2403.93	The third member of Lianggaoshan Formation	Organic-bearing mixed shale
2	2466.7	Upper submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
3	2470.82	Upper submember of the second member of Lianggaoshan Formation	Fine sandstone
4	2515.82	Lower submember of the second member of Lianggaoshan Formation	Organic-bearing clayey shale
5	2527.04	Lower submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
6	2540.45	Lower submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
7	2542.24	Lower submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
8	2547.35	Lower submember of the second member of Lianggaoshan Formation	Organic-rich mixed shale
9	2552.98	Lower submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
10	2555.65	Lower submember of the second member of Lianggaoshan Formation	Organic-rich clayey shale
11	2573.32	Upper submember of the first member of Lianggaoshan Formation	Organic-rich mixed shale
12	2576.98	Upper submember of the first member of Lianggaoshan Formation	Organic-bearing clayey shale
13	2579.45	Upper submember of the first member of Lianggaoshan Formation	Organic-bearing clayey shale
14	2589.7	Upper submember of the first member of Lianggaoshan Formation	Organic-bearing clayey shale