Chap. XII.] CARBONIFEROUS LIMESTONE OF SOUTH WALES. 289 
coal-seams. Along the rim of the great South- Welsh coal-field, or when 
traced from Carmarthen into Pembrokeshire, it is exhibited continuously 
in bold coast-cliffs, particularly in the promontory of Stackpole, where it is much 
Cliffs of Carboniferous Limestone near Stackpole. 
(Sketched by Lady Murchison. From Sil. Syst. p. 382.) 
contorted, as in these two sketches. The first of them represents the contortions 
of the rocks, with their numerous clefts or open masterjoints, which by the 
power of the waves have been so widened as to form extensive caverns, as seen 
near Bull-Slaughter Bay. The next is a view of one of the detached folds of 
the same limestone, known as Stackpole Rock. Though these cliffs seldom 
Stackpole Rock *. 
(Sketched by Lady Murchison. From Sil. Syst. p. 370.) 
exceed 150 feet in height, yet, being precipitous and abrupt, they present a very 
rugged, wild, and picturesque barrier to the sea, when viewed from the shore — 
rivalling, indeed, the bold Northumbrian coast-cliffs of the same age, as exhibited 
between the Rivers Alne and Tweed. 
* These striking cliffs are the property of my Golden G-rove (see the distant edifice in the 
friend Earl Cawdor, whose chief residence, Stack- sketch, p. 54) is on the Llandeilo flags of the 
pole Court, is situated on the Carboniferous Lower Silurian rocks. 
Limestone, and whose other Welsh residence, 
