Numerical Simulation of Time-Varying Characteristics in a High-Permeability Sandstone Reservoir: A Case of Gaoqian Southern Area

Table 1

Rock mineral composition in the Gao 104-5 area.

Thin layer	Well section (m)	Quartz		Feldspar		Debris		Fillings
		Scope	Mean/block	Scope	Mean/block	Scope	Mean/block	Scope	Mean/block
12	1853.00~1892.36	35~86	53.7/9	8~39.5	25.2/9	6~33	19.8/9	11~41	24.9/9
132	1863.16~1906.96	33~60	42.1/41	10~52.1	25.2/41	9.7~45	31.5/41	12~40	21.6/41
133	1890.91~1922.47	40~61	49.3/11	10~32.9	25.9/11	8.6~37	21.9/11	3~26	14.5/11
Average	1853.00~1922.47	33~86	45.1/61	8~52.1	25.3/61	6~45	28.0/61	3~41	20.8/61