33 



men. These notes are contained in the fourth column, the first 

 giving the localities, the second the aspect, and the third the quan- 

 tity of calcareous matter. 



TABLE, exhibiting the per cent, of Carbonate of Lime in 



Miocene Marls. 



GLOUCESTER. 



Walter Jones, 



Walter Jones, 



T. W. Fauntlcroy, 



T. W. Fauntlcroy— several feet 



below surface, 

 Do. — from same bed near the 



surface, .... 

 Dr. Taliaferro — from gray low 



grounds, .... 

 Do. — black low grounds. 

 Do. — highlands, upper stratum, 

 Do.— highlands, lower level, 



ISLE OF WIGHT. 



Burwell'e bay, 

 Ditto, 



Joel Holleman, 



JAMES CITY. 

 The Grove— Uurwcll's, 



Do.— from a lower stratum, . 



King's mill cliff, 



Judge Be tuple's farm, two miles 



below Williamsburg, 

 Dickie Gait's, near Williams 



burg hospital. 

 Dr. Semple, thirteen miles from 



Williamsburg, 

 Do. do. — another stratum, 

 Dr. l'eachy's, near Jamestown, 

 Mr. Wynn's, near York, 

 Mr. Wade's, 



White sandy marl, with fra^ 

 ments of i'erna. 



White clayey marl, 



White pulverulent, 



Fine chalky— few traces of 



shells, 

 More arenaceous, 



LANCASTER. 



Curratomen- 

 Ist bed. 



-J. Cabell, Esq.— 



Do. do.— 2d bed, 



40.0 



G8.1 

 57.2 

 35.!) 



Hlue marl, 

 Yellow marl, 



White, with small shells, . 



Reddish gray, with fragments 

 of shells and numerous 

 specks of g. sand, 



iiuilar appearance — specks 

 more numerous, 



imilar aspect, . 



imilar aspect, . 



Pulverulent and white, 



Yellowish pulverulent, 

 Grayish yellow, 



White pulverulent, . 

 Do. do. 



Do. do. 



37.1 

 61.5 



GOO 



The residuary matter chief- 

 ly si lex — No greenaand. 



Tlii> residuary matter chiefly 

 clay, with a little g. sand. 

 Chiefly clay— Xo g. sand. 



%.8;No g. sand. 

 01 .8 ~ 



Sand. 



A little g. sand. 



C2.0 A little g. s.— chiefly clay. 



55.2 Sand, clay, and a conside- 

 rable proportion of Ter- 

 oxide of iron. 



^0.2 A little g. sand. 



Do. 

 Do. 

 Do. 



do.— rid bed*, 



do. — 4th bed, 

 do.— 5th bed. 



Grayish yellow— siliciousclay 

 filled with hollow casts of 

 Astarte Undnlata, 

 Fragments of shells, but no 

 casls, 



Do. do. . 



Do. do. . 



Do. do. . . I 



00.2 Sand, clay, and large pro- 

 portion of g. sand. 

 54.7JDo. do. — still more g. sand. 

 02.0 Do. do. — much g. sand. 



70.0 Do. do. do. 



TO.OiNo g. sand. 



8-4.3 Sand and clay. 



54.5! Do. do. — and some g. sand. 



7-- .OjChiefly clay. 



72.7 Clay, and a little g. sand. 



69.1 Do. do. 



48.8 



Clay, sand, and ox. iron 





No g. sand. 



54.0 



57.4 



Do. 



527 



Do. 



38.4 



Do. 



