MIN 
Milk tree of Venezuela, xix, 373. 
Milking, principle of the balance 
applied to, A. Strait, xxvii, 92.f 
Milkweed, Asclepias Syriaca, a sub- 
stitute for flax, xxvil, 384. 
, on the fibre of, xxviil, 380. 
Miller, E., canals of Pennsylvania, 
xxv, 84; xxvi, 108. 
, on tracing oval arches, xxil, 
303.£ 
Millet’s smoke disperser, xvii, 164. 
Milo, catacombs of, xvi, 3831/. 
, caves of, containing alum, 
XVI, dd4. 
Mines, depth of different, xxix, 374. 
, wire ropes for deep, xxxv, 
319. 
, general remarks on the posi- 
tions of, Taylor, xxxiv, 9. 
of Pasco, S. A., xvii, 43.f 
of the Hartz, and mode of 
working, xix, 113. 
of Idria, xxix, 219. 
of Michigan, position of, D. 
Houghton, xli, 183. 
of Russia, see under Russia. 
of Spain, xxviii, 17, 21, 144. 
of Tokat, xxxvil, 352. 
, see farther, under names 
of Countries, Metals and Min- 
erals. 
Minerals, new fluids in cavities of, 
166 
detected by D. Brewster, xu, 
214. 
, optical structure of, ix, 384. 
, specific gravities of various, 
Breithaupt, xxxi, 268. 
, Hosack’s donation of, iv, 396. 
, pseudomorphous, account of, 
xlviil, 66, 81. 
of trap, origin of, J. D. Dana, 
xlix, 49. 
of voleanic rocks, iv, 212, 
215. 
, zeolitic, not formed at the for- 
mation of the containing rock, 
J. D. Dana, xlv, 116, 145. 
4 , rendered hydrous by 
steam of eruption, H. D. Rogers, 
xlv, 147. 
, in London, prices of, v, 169. 
MIN 
Minerals of Europe, value of, xxix, 
368. 
of North America, their anal- 
ogy with those of northern Eu- 
rope, W. Meade, xii, 303. 
, Foreign. 
of a cavern, upon Bosjesman 
river, southern Africa, xxviii, 
290. 
of Ceylon, vi, 192. 
of Greece, xxxili, 207. 
, oriental, from Sardis, F. 
Hall, xxxiii, 249; Pergamos, 
250; Smyrna, 250; Ephesus, 
251; Thyatira, 251; Samos, 
252; Syra, 253. 
—,, , Robertson, xxxiii, 255. 
found in the Hartz, xix, 112. 
of New Holland, F. Alger, 
xxxix, 157.f 
from Palestine, ix, 337; x, 
21. 
of Peru, San Lorenzo, sele- 
nite, calc spar, &c., xxxvill, 201. 
of Sicily, viii, 208. 
-, saline, of the plains of Tar- 
apaca, J. H. Blake, xliv, 2. 
of Vesuvius, account of, from 
Monticelli’s treatise, xii, 185. 
; North American. 
; » proposed as new, 
shown to be identical with other 
species previously known, xlvi, 
384. 
; ,in Alabama, E£. Cor- 
nelius, i, 214, 317. 
>» ——, in Canada, J. I. Bigs- 
by, v, 205; viii, 60. 
; -, of northern America, 
and the vicinity of Hudson’s 
Bay, xvii, 12. 
; , of Nova Scotia, F. 
Alger, xii, 227. 
—-, , ——, Jackson 
Alger, xiv, 305; xv, 132, 201. 
: 5 , examined by a 
party from Williams College, 
xxx, 330. 
and 
, -——, of Connecticut, Litch- 
field Co., gneiss range, J. P. 
Brace, i, 351. 
