Stylolites: seams of insoluble material left behind at localized sites of pressure solution Image from Greg Davis’ structure resources DVD
At high T, crenulation cleavage develops in slates & schists by pressure solution Image from Greg Davis’ structure resources DVD
Accretionary complexes show volume losses of 30 -40% by p. s. at low stresses and temperatures of 200 -400°C 1 1 e. g. Ring et al, 2001; Schwarz and Stockhert, 1996
Pressure solution cleavage (top R to bottom middle) cutting horizontal bedding in a sandstone
Undeformed Black Hills Sandstone (BHQ), cross polars ~50 microns