The Physicomechanical Deterioration Characteristics and Mesoscopic Damage Analysis of Sandstone under Acidic Environment

Table 1

Debris components and contents.

Cuttings composition	Content (%)
Quartz	58
Feldspar	11
Calcite	5
Mica	3
Chlorite	1
Siliceous cuttings	6
Limestone cuttings	2
Cement	7
Clay	3
Heavy minerals	Occasionally