Type 3 Refolded Fold

Type 3 refolded fold. The axial surface of the first-generation fold is subhorizontal; the fold axis of the first-generation fold is subhorizontal. The axial surface of the second-generation fold is subvertical; the fold axis of the second-generation fold is subhorizontal. Photo credit: Don Wise. Image from website: http://www.science.ubc.ca/~eoswr/slidesets/keck/keck.html