weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1896. 41 
243 Gilpin (E.). The iron ores of Nictaux, IS. S., and notes on steel 
making in Nova Scotia. 
N. S. Inst, of Sci., Proc. and Trans., 2d ser., vol. ii, pp. 10-20, 1896. 
Describes the character and extent of the iron ore bodies. 
244 The undeveloped coal fields of Nova Scotia. 
N. S. Inst. Sci., Proc. and Trans., 2d ser., vol. ii, pp. 134-149, 1X96. 
Describes the character of the Carboniferous strata and the occur- 
rence of coal in parts of Nova Scotia. 
245 G-irty (George H.). Mr. Sardeson and fossil tabulates. 
Am. Geol., vol. xviii, pp. 332-333, 1896. 
240 Glenn (William). Chromic iron, with reference to its occurrence 
in Canada. 
U. S. Geol. Surv., 17th Ann. Rept., pt. iii, pp. 261-273, 1896. 
Gives a historical sketch of chromic iron and describes its occurrence 
in the United States and Canada. 
247 — - Chrome in the southern Appalachian region. 
Am. Inst. Mg. Engrs., Trans., vol. xxv, pp. 481-499, 1896. 
Gives a historical account of chromium, describes the occurrence of 
chromic iron in Maryland and Pennsylvania, and discusses its origin and 
relations to the associated serpentine.' 
248 The form of fissure walls, as affected by subfissuriug and by 
the flow of rocks. 
Am. Inst. Mg. Engrs., Trans., vol. xxv, pp. 499-513, 1896. 
Describes the form of certain fissures in the flow of rocks as shown 
by a section of the Appalachians in Maryland. 
249 Gordon (Charles H.). A report on the Bevier sheet including por- 
tions of Macon, Randolph, and Chariton counties [Missouri]. 
Mo. Geol. Surv., vol. ix, Sheet Rept. No. 2, 75 pp., figs. 1-5, 1896. 
Describes the physiographic character of the region, the lithologic 
characters of the Coal Measure and Quaternary beds, and the economic 
geology of the coal area. 
250 Syenite gneiss (leopard rock) from the apatite region of Ottawa 
Couaty, Canada. 
Geol. Soc. Am., Bull., vol. vii, pp. 95-134, figs. 1-9, 1896. 
Describes the general geology of the region, the geologic occurrence 
of the syenite-gneiss and its megascopic and microscopic characters. 
Discusses the character, relations, nomenclature, and origin of the 
ellipsoidal structure of the rocks. Gives chemical analyses of the gneiss. 
251 Gould (C N.). A geologic section across the Flint Hills along 
the Missouri Pacific Eailway, beginning near Cedarvale 
and extending to Winfield [Kansas]. 
Univ. Geol. Surv. of Kans., vol. i, pp. 31-34, fig. 1, 1896. 
Gives a vertical section of the strata and descibes briefly the lithologic 
character and fauna of the exposures examined. 
252 Grant (C. C). Geological notes. 
Hamilton Assoc, Jour, and Proc, No. 12, pp. 140-145, 1896. 
Gives notes on the Upper Silurian fauna in the vicinity of Hamilton, 
Ontario. 
