APPENDIX. XXV 



VI. Carboniferous Rocks, Common and Metamorphic. 



"*■ 1. Conglomerate, the variety most common, Dorchester. 

 V2. Conglomerate, Swanzey. 



/B. Conglomerate, with a vein of quartz, Brookline. 

 '. '4. Conglomerate, with a vein of quartz, Attleborough. 

 \^5. Conglomerate, with a vein of quartz, reddish, Roxbury. 



— 6. Argillaceous slate, coal mine, Portsmouth. 



V 7. Cubical pyrites in anthacitous slate, Wrentham coal mine. 



— 8. Impressions of ferns, &c., on slate, Newport, Rhode Island. 

 \^9. Sphaenophyllum, (?) on slate, Newport, Rhode Island. 



^10. Unknown impressions, on slate, Newport, Rhode Island. - 



— 11. Calamites, Wrentham, coal mine. 



— 12. Neuropteris, (?) Wrentham, coal mine. 

 — ^13. Relic on hard schistose rock, Attleborough. 



^14. Anthracite, Wrentham. 

 " 15. Anthracite, Portsmouth, Rhode Island. 

 >/ 16. Conglomerate, nodules mostly quartz, Berkley. 



v^l7. Conglomerate, nodules, Dighton. 



V 18. Conglomerate, calcareous, Mansfield. 



>ri9. Conglomerate, Roxbury. . 



V20. Conglomerate, Walpole. 

 >i 21. Conglomerate, (boulder,) Hancock. 

 22. Conglomerate, West Newton. 



V 23. Conglomerate, Fall River. 



^y 24. Conglomerate, fine, (boulder,) West Hancock. 



V 25. Conglomerate, Swanzey. 



V 26. Conglomerate, Walpole. 

 ■,-27. Coal measures, Mansfield. 



28. Prase, coal mine, Cumberland, Rhode Island. 



- 29. Calcite, Mansfield. 



30. Gray grit, with Anthracite, Abington. 

 ^ Zl. Shale with fossil, Cumberland, Rhode Island. 



V 32. Shale, glazed, Cumberland, Rhode Island. 

 33. Anthracite, Cumberland, Rhode Island. 



\/34. Anthracite, Cumberland, Rhode Island. 



V 35. Shale, glazed, Mansfield. 



36. Shale, Hardon mine, Mansfield. 

 v'37. Anthracite, Harden mine, Mansfield. 



38. Anthracite, wading vein, Hardon mine, Mansfield. 

 '/ 39. Anthracite, Foxborough. 



V 40. Glazed shale, Mansfield. 



•"41. Calamites, cylindrical, Wrentham. (See Plate 24, figure 3. Plate 27, 

 figures 2, 3.) 

 42. Calaniites, flattened, Wrentham. 

 V^43. Calamites, flattened, Wrentham. 

 V44. Calamites, flattened, Wrentham.* 

 45. Stigmaria, with depression on one side, Wrentham. 

 4 



