1871 A. C. Ramsay in 27 250 The presence of sun-cracks and rain-pittings in the Longmynd beds.
1894 Oct. 452 Slab..showing rain-pittings.
1928 72 135 They [sc. sandstones] show false bedding, ripple-marking, sun-cracking and rain-pitting of interbedded muds.