INDEX 



169 



Ferro-vaiiadium, 148. 



Fisher hill, 106. 



Fisher hill mines, 120. 



Fletcherville, 99. 



Fluorite, 125; occurrence, 155-56. 



Flux, 149-51. 



Fort Carillon, 8. 



Fort St Frederick 8; plan of, 10. 



Fulton, C. analyses by, 49. 



Gabbro dikes, faulted, figure, 'JT\ 

 intruded in anorthosite and 

 faulted, figure, 53. 



Gabbro-gneiss, 123. 



Gabbros, 31, z% 81, 134; inter- 

 mediate, later than the ariortho- 

 sites, 2)7\ Split Rock falls lo- 

 cality, ZT, Woolen Mill local- 

 ity, 39; analyses, 40, 55-56, 

 136, 139; Woolen Mill type, fig- 

 ure, 42; New Pond locality, 43; 

 basic, 52-57; areal distribution, 

 87;- in Crag Harbor ore body, 

 102; lying below Barton Hill ore 

 body, 123, 124, 126; intrusive of 

 larger masses, 126; relations of 

 to syenite series, 127; titanifer- 

 ous magnetites in, 137. 



Garnet, 22, 27, 31, 33, 35, 40, 41, 

 43, 47, .54, 55, 56, 124, 126, 127, 

 138, 139, 141, 142, 144, 145; oc- 

 currence, 156-57. 



Gates mine, i33~34- 



Geikie, Sir Archibald, cited, 24. 



Giant mountain, 34; altitude, 12. 



Glacial and postglacial geology, 

 92-96. 



Glacial boulders, 94. 



Glacial scratches, 94. 



Gneisses, put with syenite series, 

 80; of Split Rock mountain, 84; 

 boulders, 94; in Crag Harbor ore 

 body, 102; garnetiferous, 124; 

 basic, lying below Barton Hill 

 ore body, 124; assigned to syen- 

 ite series in Barton hill . map, 

 126; from Nichols pond, 133; in 

 Gates mine, 134; in Nigger Hill 

 mine, 135. 



Gothics, altitude, 12. 



Cranberry, J. H., cited, 163. 



Granites, 26-27, 52; areal distri- 

 bution, 85. 



Graphite, 22, 23, 145; occurrence, 

 157. 



Gravel, 151. 



Green hill, 31. 



Green mountain, 12, 13. 



Grenville series, 21-25, 126, 127; 

 faulted blocks of black horn- 

 blende schist, in figure, 'j'^; dis- 

 tribution, 82-85; at Port Henry, 

 89; limestone quarries, 96, 149; 

 quarried and burned for lime, 

 150. 



Grove brook, 26, 82, 93. 



Gulf, 15-16- 



Hall, C. E., cited, 163. 



Hall, James, mentioned, 125, 153. 



Hall mine, 106, 120. 



Hallock, William, analyses by, 



153- 

 Hammond brook, 62, 90. 

 Harmony mines, 93, 106, 108, 116. 

 Harris hill, 13, 86. 

 Hawes, G. W., cited, 30. 

 Haystack, altitude, 12. 

 Hebertella vulgaris, 69. 

 Hematite, 97, 149; occurrence, 



157. 

 Hillebrand, W. F., analyses by, 37, 



40, 46, 55, 139, 142, 143, 144, 145, 



146. 

 Hitchcock, C. H., cited, 91. 

 Hoefer, Hans, cited, 163. 

 Hoisington brook, 16. 

 Holiday pond, 20. 

 Hormoceras tenuifilum, 72, 'JZ- 

 Hornblende, 22, 25, 27, 35, 40, 43, 



44, 47, 48, 51, 52, 54, loi, 123, 1-24, 



125, 127, 139, 141, 142, 144, 145, 



157- 

 Hornblende-gneiss, 127. 

 Hunt, Rogers, acknowledgments 



to, 105. 

 Hunt, T. S., cited, 28, 32, 163. 

 Hurricane mountain, 13. 

 Hypersthene, 28, 30, 34, 35, 41, 



47, 54, loi, 123, 127, 1-29, 139, 



142, 145, 157- 



