An Investigation of Fractal Characteristics of Marine Shales in the Southern China from Nitrogen Adsorption Data

Table 1

Shale samples properties.

Region	Number	Age/formation	Types	Source
Changning-Xingwen area, Sichuan Province	L1	Lower Silurian Longmaxi Formation	Core	[1, 8]
	L2
	L3
	L4
	L5
	L6
Changning area, Sichuan Province	L7		Core	In this study
	L8
	L9
	L10
	L11
	L12
	L13
Shizhu area, Chongqing	L14		Outcrop	In this study
	L15
	L16
	L17
	L18
Wuhu area, Anhui Province	G1	Lower Permian Gufeng Formation	Core	[11]
	G2
	G3
	G4
Sichuan Basin	N1	Lower Cambrian Niutitang Formation	Core	[7, 13, 14]
	N2
	N3
	N4
	N5
Well; Yuke 1, southern Chongqing	N6	Lower Cambrian Niutitang Formation	Core	[10, 15]
	N7
	N8
	N9
	N10
	N11
	N12
Well; Youke 1, southern Chongqing	N13
	N14
	N15
	N16
	N17
Qilongcun section, Xishui contry, Guizhou Province	WL1	Upper Ordovician Wufeng Formation- Lower Silurian Longmaxi Formation	Outcrop	[24]
	WL2
	WL3
	WL4
	WL5
	WL6
	WL7
	WL8
	WL9
	WL10
	WL11
	WL12
	WL13
	WL14