Page:Transactions of the Geological Society, 1st series, vol. 4.djvu/419

Carnon Stream Work, 1807.
Strata		Feet	Inc.
No 1.	Mid and sand	7	─
2.	Granite gravel intermixed with small pieces resembling charcoal; and a few shells	4	─
3.	Fine gravel, mud and shells	12	─
	About this depth are several irregular strata of oysters, about 4 or 5 feet in thickness, extending irregularly to within 4 or 5 feet of the tin ground.
4.	Closer mud intermixed with shells	19	─
	In this stratum have been found several branches and trunks of trees, some of which had evident marks of being cut with an axe or other sharp instrument. Horns and bones stags, likewise human skulls.
5.	Tin Ground, varying in depth from 1 to 6 feet.
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Tregoney Stream Work, 1807.
Strata		Feet	Inc.
No 1.	Granite gravel with layers of mud	11	6
2.	Black mud with a few shells	15	─
	N.B. In this stratum were found a cow's horn, 3 inches$\scriptstyle {\frac {3}{4}}$ diameter, and 1 foot 1 inch in circumference; and several stags horns.
3.	Tin Ground; average depth 2 feet.