} 105' 



46 G 5 . REPORT OF PROGRESS. I. C. WHITE. 



Loioer member of XII 



19. Pebbly Sandstone, 25' 



20. Shale, 0' to 2' 



21. Pebbly Sandstone, 30' 



22. Coal-shale, \ 



23. Pebbly Sandstone, 12' 



24. Flaggy Sandstone, 15' 



25. Coal-slate, 



26. Pebble Conglomerate, massive, 20' 



Sub-Conglomerate coal. 



27. Coal bed, 0' to 2' 



Total thickness, 356' to 362' 



On the opposite side of the basin, and four miles northwest 

 of the preceding, along the same railroad, in the gap, I ob- 

 tain the same series of rocks, as shown in Fig. 2. 



Upper division of XII 



1. Scranton Sandstone, current bedded, 60' 



Middle division of XII 



2. Coal, impure, . 2' > 



3. Sandstone and shales, 35' 



4. Forest City? coal and coal -shale, 8' 



5. Fireclay, 2' 



6. Sandstone, 50' 



7. Shale blue, 5' 



8. Coal-shale, , 3' 



9. Sandstone, 2' \ ^gg/ 



10. Coal-shale, 2' 



11. Shale and sandstone, 3' 



12. Coal-shale, 5' 



13. Coal, slaty, 1' 



14. Fireclay, 5' 



15. Sandstone, 35' 



16. Shales, olive, . . 30' 



Lower division of XII 



17. Conglomerate, very pebbly, 100' 



Total thickness, 348' 



At Forest City the middle and lower division of XII are 

 made known in detail by a diamond-drill-hole put down by 

 the Hillside coal and iron company, the record of which I 



