Note 93 — SECONDARY ROCKS. ERA OF THE CARBONIFEROUS FORMATION. LAND FORMED. COMMENCEMENT OF LAND PLANTS.
Reading edition
“Some of the most considerable dislocations of the border of the coal fields of Coalbrookdale and Dudley happened after the deposition of a part of the new red sandstone; but it is certain that those of Somersetshire and Gloucestershire were completed before the date of that rock.”—Philips.