GEOLOGICAL SURVEY OF THE TERRITORIES. 



439 



SECTION FROM ABOUT 1^ MILES NORTHEAST OF COALVILLE, IN A 



w 



NORTHWESTERLY DIRECTION, TO ECHO CANON. 



.££.{ 



No. 1. Thin beds and seams of sandstoue and 



Ft. In. 



t 



tiltl 



m3t 



No. 



No. 

 No. 



No. 





 



clays, reddish and gray below, with some 

 pebbly beds near the middle, and Mhitish 

 and light-grav soft sandstones and clays 



above ^. 120 



No. 2. Yellowish and reddish sandy clays 43 



No. 3. Alternations of light-gray and yellowish 

 sandy, more or less laminated, clays, and 

 beds and thin layers of sandstone, with 

 Tnoceramns prohlematicus, Gardium suhcur- 

 turn, Lncina, Maerodon, ModioJa multilini- 

 1^ ^ gera.Arco2)agia Utahensis,Corhula,Martesia, 

 and many other bivalves; with Neritina 

 pisimi, Turritclla CoalviUcnsis, Euli ma funi- 

 culus, Fusus {Nepuneaf) Gahbi, Alelampus, 

 &c., &c 150 



4. Light-grayish and ash-colored clays, with 

 occasional beds and seams of sandstones, 

 altogether from 60 to 80 feet 80 



5. Heavy bed of good coal, said to vary from 

 11 to 13 feet in thickness 13 



6. Yellowish-gray sandstone forming roof 

 of coal, and containing Ostrea sokniscus ffj 

 and Inoceramus 25 



7. Dark-colored (nearly black) clay with hi- 

 oceramus prohlematicus ; varying from GO to 

 100 feet in thickness 100 



No. 8. Space mainly covered where examined, 

 but apparently occupied by clays and soft 

 sandstones, altogether perhaps 80 to 100 



feet iu thickness 100 



No. 9. a. Massive whitish and yellowish sand- 

 stones, with casts and impressions of 

 a peculiar Fucoid, Avicula, Gardium,, 

 Trapezium, &c., 45 feet. 

 6. Yellowish sandstone with many bi- 



vlaves, 25 feet. 

 c. Massive whitish sandstone, with Avi- 



cnla, Tellina, &c., &c., 30 feet 



No. 10. Yellowish and light-gray clays, with 



some beds and layers sandstone 80 



No. 11. a. Eeddish, sandy, and pebbly clays, 

 not well exposed, 20 to 30 feet. 

 6. Conglomerate, 10 to 15 feet. 



c. Bright yellow sandstone; Avicula gas- 



trades, Gardiiun, Tellina, Arco2ia- 



gia, ffJ Gyrodes, Gypriniera isonema, 



Gyrodes depressa, Fusus fN'eptunea ?J 



Utahensis, &c., &c., 50 to GO feet. 



d. Heavy, massive, whitish sandstone, 

 with Ostrea soleniscus, Gardium, &c., 

 70 to 80 feet - - - . 190 



















100 











