File:GeoWikiWriteOff2021-Tayyib-Figure4.png|{{Figure number|4}}Stress tensor components of an infinitesimal cube, representing a point in the rock, and their alignment with the cartesian axes (from Zhang<ref name=Zhang />). | File:GeoWikiWriteOff2021-Tayyib-Figure4.png|{{Figure number|4}}Stress tensor components of an infinitesimal cube, representing a point in the rock, and their alignment with the cartesian axes (from Zhang<ref name=Zhang />). |