382 INDEX. 
Mastodon, bones aud teeth of, 245 
6 
edusz, pentacrinus Caput, 
ent) its compounds, sec See on, 350 
Merm 
Metal, new, 363 
Meteor, gelatinous, 33 335 
Mica, EPS vec of, 2 
Mica slat 
Michigan fom cinnabar on its shores, 170 
Mine hill, 226 Mink pot, 24 
Mitbcill, $: L. Prof. on fish, 370 
M red, wo prussic acid 
Moon, heat in rays of, 3 
Morey, Samuel, his as engine, 1 
on rosin bubbles, 179 
Murray, Joho, Dr. obituary notice of,355 
Naptha, supposed to be ina quartz crystal, 14 : 
Navigation, submarine, 94 
New- Milford, 225 
New-York, and age min. and geol. of, parts of, 183 
New-Preston, 2 
Nitrous ether, new process for, 326 
of American Geological Society, 141 
Oil a oriental Cheng, 264 
Ores of zinc, analysis of, 319 
Olmstead, Prof. D. on red sandstone, 175—on temperature, 180 
Ostrea genus, 42 
P. 
Pantopidan’s account of sea serpent, 163 
Paris supplied with hot water, 341 
Pauldi 37 
ng, N. ons 
Peaches on an almond tree, 363 o 
Pentremite genus, 36 
Perkins, Thomas, 117 “ 
. torta, 38 
Petrifactions of the enki 13 
Saat S, transparent, 
Pierce, James, on mpoced a New-York and New-Jersey, 181 
; Pillars, granite rock manpeeted ah 3 200 
Prisolite, 238 
a, a ovalis, 39 
horescence of fluor nee 142 
Pome a of seasons, 2 
Plate for Hare’s blowpipe, 93 pastas a of, 298 
udiometers, &c. 317 
an 
