52 BUL1.ETIN 7 I08 



M 



Maclure, Wm., Observations ou the Geology of the United 

 States of America, with Some Remarks on the Effe(5l Pro- 

 duced on the Nature and Fertility of Soils, by the Decom- 

 position of the Different Classes of Rocks; and an Appli- 

 cation to the Fertility of Every State in the Union, in 

 Reference to the Accompanying Geological Map, with 

 Two Plates. (Read as a Memoir before the Amer. Phil. 

 Soc. and inserted in the ist volume of their Trans.). 



Philadelphia, 1817, ix & 127 pp. 



Reference to Virginia scattered more or less throughout. 



Mallett, J. W., On Three Masses of Meteoric Iron from Au- 

 gusta County, Virginia. 



Amer. Jour. Sci., 3d ser., vol. ii, pp. 10-15, illustrated, 

 1871. 

 The Virginias, vol. vi, pp. 94-96, illustrated, 1885. 



On lyimonite with the Color and Translucency of Gothite. 



Amer. Jour. Sci., 3d ser , vol. ix, pp. 460-461, 1875. 



On Sipylite, a New Niobate, from Amherst County, Vir- 

 ginia. 



Amer. Jour. Sci., 3d ser., vol. xiv, pp. 397-400, 1877. 

 Geol. Record, 1877, London, 1880, p. 243. 



Note on the Fluid Contained in a Cavity in Fluor-spar. 



Jour. Chem. Soc, No. 176, pp. 144-145, 1877. 

 Geol. Record, 1877, London, 1880, p. 243. 



On a Fourth Mass of Meteoric Iron from Augusta Coun- 

 ty, Virginia. 



Amer. Jour. Sci., 3d ser., vol. xv, pp. 337-338, illustrat- 

 ed, 1878. 



Geol. Record, 1878, London, 1882, p. 233. 



The Virginias, vol. vi, p. 96, 1885. 



Notes from the Laboratory of the University of Virginia, 



Abstracfted from the Chem. News. Allanite from Bed- 

 ford County, Virginia, by W. T. Page; Helvite from 

 Amelia Court House, Virginia, by B. E. Sloan; Grains 

 of Iron Accompanying Native Gold in Montgomery 

 County, Virginia. 



Amer. Jour. Sci., 3d ser., vol. xxv, pp. 159-160, 1883. 



