weeks] PALEONTOLOGY, PETROLOGY, AND MINERALOGY. 1901." 87 
790 Watson (Thomas Leonard). [Review of "The Bauxite deposits 
of Arkansas," by Charles Willard Hayes. ] 
Jour. Geol., vol. 9, pp. 737-739, 1901. 
791 - Weathering- of granitic rocks of Georgia. 
Geol. Soc. Am., Bull., vol. 12, pp. 93 108, pis. 6-11, 1901 
Abstracts: Science, new ser., vol. 13, p. 137, 1901; Am. Nat., vol. 35, 
p. 947 (i p.), 1901. 
Describes the megascopic, microscopic, and chemical character of the 
granite of the State and the phenomena of their weathering. 
792 Watson (11. Lind). Auriferous deposits of Wreck Bay, Jordan 
River, and other localities of Vancouver Island [Canada]. 
Mines and Minerals, vol. 21, pp. 488-489, 1 fig., 1901. 
Describes placers of the region. 
793 Weatherby (W. J.). The Mogollon range, New Mexico. 
Mines and Minerals, vol. 22, pp. 97-101, 4 figs., 1901. 
Describes the general geology and mineral resources of the region. 
794 Weed (Walter Harvey). The enrichment of gold and silver 
veins. 
Am. Inst, Mg. Engrs., Trans., vol. 30, pp. 426-448, figs. 1-9, 1901. 
Discusses the genesis of rich ore bodies occurring near ground water 
level and of those found in deep mine workings and the chemical reac- 
tions which have taken place during the process of ore deposition. 
Describes the author's observations and those of other geologists in 
various mines. 
795 - Types of copper deposits in the southern United States. 
Am. Inst. Mg. Engrs., Trans., vol. 30, pp. 449-504, figs. 1-22, 1901. 
Describes the character and occurrence of copper ores in certain dis- 
tricts and discusses relations of the ores of the regions with these type 
deposits. 
79(3 Notes on the Carolina gold deposits. 
Eng. and Mg. Jour., vol. 72, p. 494, 1901. 
Brief notes on the character of the ores. 
797 - The El Paso tin deposits [Texas]. 
U. S. Geol. Surv., Bull. No. 178, pp. 1-15, pi. 1, figs. 1-4, 1001. 
Describes the general geology of the region and the occurrence and 
character of the ore-bearing veins. 
798 and Pirsson (L. V.). Geology of the Shonkin sag and Pal- 
isade Butte laccoliths in the Highwood Mountains of Mon- 
tana. 
Am. Jour. Sci., 4th ser., vol. 12, pp. 1-17, figs. 1-10, 1901. 
Abstract: Geol. Mag., new ser., dec. 4, vol. 8, p. 423, 1901. 
Describes the physiography of the region, the occurrence and char- 
acter of the laccoliths and the chemical characters of the shonkinite 
and syenite. 
