No. 8.] BIBLIOGRAPHY OF CONNECTICUT GEOLOGY. 93 



Manchester — de Valcherville, 285. 



Wallingford — Silliman, 264. 

 Copper mines — Dana, 75 ; Hulbert, 165 ; Rice and Gregory, 243a. 

 Cornish, R. H., Glacial scratches in vicinity of Norfolk — Cornish, 



19. 

 Cornwall, geology — Percival. 229; Rice and Gregory, 243a. 



graphitic mica schists holding garnet and cyanite — Hunt, 167. 



map — • Pynchon, 581. 



observations of minerals — Brace, 9. , 



plumbago — -Silliman, 263. 

 Corundum, Barkhamsted — Emerson, 114. 



production — 282. 

 Coventry, geology — Percival, 229; Rice and Gregory, 243a. 

 Crescent-formed dikes — Rogers, 247. 



Crosby, \V. O., Notes on the geology of the sites of the proposed 

 dams in the valleys of the Housatonic and Tenmile rivers 

 — Crosby, 20. 

 Crystalline formation — Smith, 279. 

 Crystalline rocks, action of humus acid — Julien, 175. 



New Haven — Silliman, 260. 



origin — Hunt, 168; Rice and Gregory, 243a. 



tj'pes described — Rice and Gregory, 243a. 

 Crystals, South Lyme — Matthew. 215. 



D 



Damming of the streams by drift ice — Dana. 42. 



Dams, proposed in valleys of Housatonic and Tenmile rivers — Crosby, 



20. 

 Dana, E. S., Occurrence of garnet with the trap of New Haven — 



Dana, 22. 

 Trap rock of the Connecticut valley — Dana, 21. 

 Dana, E. S., and Brush, G. J., New and remarkable mineral locality at 



Branchville — Brush and Dana, 11. 

 Dana, J. D., Additional Observations on the Jura-Trias traps of the 



New Haven region — Dana. 74. 

 Age of Green mountains — Dana, 48. 

 Age of Taconic system — Dana, 53. 

 Archaean axes of eastern North America — Dana, 70. 

 Archaean limestone and other rocks in Norfolk — Dana, 69. 

 biography — 76. 



Character of trap near New Haven — Dana, 2^. 

 Connecticut river valley glacier — Dana, 33. 

 Damming of the streams by drift ice — Dana, 42. 

 Decay of quartzite and formation of sand — Dana, 63. 

 Displacement through intrusion — Dana, 66. 

 Doleryte (trap) of Triassic-Jurassic area of eastern North 



America — Dana, 50. 

 Evidence from southern New England against the iceberg 



theory of drift — Dana. 54. 

 Excursion to Hanging Hills of Meriden — Dana, 30. 

 Flood of Connecticut valley from the melting of the Quater- 

 nary glacier ^- Dana, 52. 

 Four Rocks of New Haven — Dana, 71. 

 Geological age of Taconic system — Dana. 53. 

 Geological relations of the limestone belts of Westchester 



county — Dana, 49. 

 Geology of New Haven region — Dana. 29, 38. 

 Glacial and Champlain eras in New England — Dana, 39. 



