10" Greenist-grey and chert shales, with a few thin shaly beds of grey sandstone interstratified near the top. 164' 1" 11" Beds of greenish-grey fine-grained sandstone, from an inch to a foot or more in thickness, with shaly divisions affuse. Some of the thin beds could be seen simple raphtlites. 47' 2" 12" Lorne, splintery, dark greenist shales having rough hackle-flaky surfaces, somewhat disturbed. 50' 13" Dark greenist, hard, cherty, nodular shales, with irregular flinty cleavage. 70' 14" Greenist-grey, red and hackled shales, often faulted, and otherwise disturbed in places; exhibiting similar hackle-nut and polished surfaces to those of 12. These shales are characterised by numerous nodules, and large masses of cubical igneous grits. 573' 3" 15" Greenist-grey, rather coarse-grained sand- stones. 25'