Pickeringite, analysis of, A. A. Hayes, xlvi, 360.
Picropharmacolite of Rügelsdorf, vii, 368.
Pictet, M. A., death of, x, 179.
Pictured rocks of Lake Superior, composition of, v, 220.
Pictures, transparent, ii, 348.
Pierce, E., on meteoric iron from Otsego Co., N. Y., xlvi, 402.
Pierce, J., native carbonate of magnesia on Staten Island, i, 142.
—, geology, mineralogy, scenery, &c. of the secondary region of a part of New York, New Jersey, and the adjacent regions, ii, 181.
—, on mineral waters, &c., iii, 235, 236.
—, on the geology, mineralogy, &c. of the Highlands of New York and New Jersey, v, 26.