No. 8.] BIBLIOGRAPHY OF CONNECTICUT GEOLOGY. lOI 



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

 granite — Winchell, 300. 

 limestone, building stone — Newberry, 220. 

 Gregory, H. E., Geology of Connecticut as related to water supply — 

 Gregory, 124a. 

 Underground waters of Connecticut — Gregory, 124. 

 Well and spring records — Gregory, 123. 

 Gregory, H. E., and Rice, W. N., Manual of Connecticut geology — 



Rice and Gregory, 243a. 

 Gregory, H. E., and Robinson, H. H., Preliminary geological map of 



Connecticut — Gregory and Robinson, 124c. 

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

 Griswold, L. S. — A basic dike in Connecticut Triassic — Griswold, 125. 

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

 quarries — Niles, 225. 



stratiform structure in erupted rock — Hunt, 169. 

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

 j'Gurleyville, pot-holes — Koons, 182. 



Gurlt, A., Remarkable deposit of wolfram ore in the United States — 

 Gurlt, 126. 



H 



Haddam, beryl — Silliman, 263. 



garnet — Webster, 290. 



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



gneiss — Webster, 290. 



minerals — Webster, 290. 

 Haddam granite-gneiss — Rice and Gregory, 243a. 

 Haddam Neck, minerals — Bowman, 8. 

 Hall, J., Paleontology of New York — Hall, 127. 

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

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

 Hanging Hills, description and geology — Chapin, 14; Davis, 98; Rice 

 and Gregory, 243a. 



excursion to — Dana, 30. 



map — Dana, 518, 531. 

 Hartford, clays — Loughlin, 190. 



clay- working — Ries, 245. 



Connecticut river measurements — Newell, 223. 



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



indurated bitumen in trap — Dana, 44. 



magnetic declination — Gannett, 121. 



map — Dana, 517; Pippin, 538; Rice, 582. 



trap sheets — Davis, 98, 100; Rice and Gregory, 243a. 

 Hartford sandy loam — ^Dorsey, 106; Pippin, 116. 

 Hartland, geology — Emerson, 112, 113; Percival, 229; Rice and 



Gregory, 243a. 

 Hartland schist — Rice and Gregory, 243a. 

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



minerals — Brace, 9. 

 Hawes, G. W., Mineralogical composition of the normal INIesozoic dia- 

 base — Hawes, 130. 



Rocks of the " chloritic formation " on the western border of New 

 Haven — Hawes, 129. 



Trap rock of Connecticut valley — Hawes, 128. 

 Hayden, Geological essays — Silliman, 268. 

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



