GRA 
Grains, cereal, analyses of, C. T. 
Jackson and A. A. Hayes, xlv, 
339. 
Grammer, J., coal mines near Rich- 
mond, Va., 1, 125. 
Granger, E., vegetable impressions 
on the rocks of the coal forma- 
tion at Zanesville, Ohio, iii, 5.f 
Granite, artificial, xxiv, 205. 
, durability of, as compared 
with marble, xv, 168. 
of Northern America, xvii, 1, 
et seq. 
, in Canada, origin of, R. H. 
Bonnycastle, xxx, 246. 
intermixed with a fossiliferous 
limestone at Cataraqui, xviii, 104. 
in Nova Scotia, xv, 206. 
in New Hampshire, veins of, 
O. P. Hubbard, xxxiv, 123.f 
——, , porphyritic, vi, 10. 
, In Massachusetts, vill, 4; 
xxil, 14. 
; , graphic, i, 138; vi, 16; 
vii, 22.f 
: » porphyritic, viii, 4. 
: , pseudomorphous, vi, 
17; vii, 22.f 
, veins of, E. Hitchcock, 
>] 
vi, 138. 
> —, —_.C. Dewey, viii, 4. 
—, ——, ——,E.Emmons, viii, 
250.f 
| 
| 
5 ; , in mica slate, 
vill, 5f; xxvii, 844. 
,in granite, A. 
asta else 
5 i ,in syenite, vi, 
14,f 
in the Connecticut valley, vi, 
TS etRseg.. | 
in Connecticut, graphic, ii, 
204, 240. 
in Pennsylvania, viii, 237. 
in Vermont, at Bellows Falls, 
Vitesyvi leds. 
—— quarry at PortDeposit and else-, 
where, Maryland, xxvii, 19, 20. 
—— in ltaly, secondary, vii, 186. 
at Christiana, Norway, xxxiv, 
111 
GRA 
Granite, views of C. Lyell on, 
xxxill, 116. 
sometimes metamorphic, J. 
D. Dana, x\v, 108. 
——, means of polishing, viii, 185. 
——, polishing of, in India, iv, 246. 
Granitogeny, a poem, v, 283. 
Grant, H. A., a week among the 
glaciers, xlvi, 281. 
Graphic granite in Massachusetts, 
i, 1388; vi, 16; vii, 22.f 
in Connecticut, ii, 204, 
240. 
Graphite, conversion of cannon balls 
into, iv, 178. 
in coal-gas retorts, vil, 380. 
——, formed by pressure, xlix, 
227. 
, fusion of, by galvanism, vi, 
341. 
of Sturbridge, Mass., xviii, 
377. 
of Worcester, Mass., probable 
age of, C. Lyell, xlvii, 214. 
of Wake, N. Carolina, notice 
of, D. Olmsted, xiv, 248. 
, mode of working mine of, at 
Borrowdale, xxxi, 177. 
of Ticonderoga, vi, 178. 
at Mount Dunderberg, N. Y., 
Vai2o8 
for chronometers instead of oil, 
204. 
xvill, 179. 
in Maine, x, 17. 
in New Hampshire, ii, 241; 
vi, 245. 
in Massachusetts, vi, 248; 
viii, 54.3 x, 185. xvill, 877; xxii, 
47. 
in Connecticut, 1, 239, 354; 
il, 238; vill, 259; xxxili, 164. 
in New York, i, 287; iv, 48; 
v, 29; vi, 178; ix, 41; xix, 224; 
x1 57d: 
in New Jersey, v, 246. 
in Pennsylvania, x, 220; xiv, 
10, 14. 
in Maryland, xviii, 80. 
in the Carolinas, iv, 58; v, 
268, 264, 407; xiv, 248. 
—— in Canada, viii, 74. 
