320 PRINCIPLES OF STRATIGRAPHY 



wall by size of grain in such rocks as the trap of the Palisades. 

 (Lane-19. See also the .various minor structures of pyrogenic 

 rocks referred to in Chapter VL) 



BIBLIOGRAPHY VII. 



1. BALTZER, A. 1903. Die granitischen Intrusions-massive des Aarmas- 



sives. Neues Jahrbuch fiir Mineralogie. Beilage Band XVI, pp. 292- 



325- 



2. CLEMENT, J. MORGAN. 1903. Vermilion Iron-bearing District of 



Minnesota. Monograph XL, U. S. Geological Survey, 1890. 



3. COLE, G. A. J., and GREGORY, J. W. 1890. The VarioHtic Rocks of 



Mt. Genevre. Quarterly Journal of the Geological Society, London. 

 Vol. XLVI, pp. 295-332. 



4. CREDNER, HERMANN. 1897. Elemente der Geologic. 8te Auflage. 



Leipzig. Wilhelm Engelmann. 



5. CROSBY, W. O. 1893. Geology of the Boston Basin, Nantucket and 



Cohasset. Occasional Papers of the Boston ^Society of Natural History, 

 IV, Vol. I, pt. I. 



6. CROSBY, W. O. 1899. The Archaean Cambrian Contact near Manitou, 



Colorado. Bulletin of the Geological Society of America, Vol. X, pp. 

 141-164. 



7. DALY, REGINALD R. A. 1905. Classification of Igneous Intrusive 



Bodies. Journal of Geology, Vol. XIII, 485-508. 



8. DANA, JAMES D. 1891. Characteristics of Volcanoes. New York, 



Dodd, Mead & Co. 



9. DUTTON, C. E. 1884. Hawaiian Volcanoes. 4th Ann. Rept., U. S. 



Geological Survey, pp. 81-219. 



10. EMERSON, B. K. 1897. Diabase pitchstone and sand inclosures of 



the Triassic trap of New England. Geological Society of America, Bul- 

 letin, Vol. VIII, pp. 59-86, pis. 3-9. 



11. FENNER, C. N. 1908. Features indicative of physiographic conditions 



prevailing at the time of the trap extrusions in New Jersey. Journal of 

 Geology, Vol. XVI, pp. 299-327. 



12. FOX, HOWARD and TEALL, J. J. 1893. On a Radiolarian chert from 



Mullion Island. Quarterly Journal Geology Society, London, Vol. XLIX, 

 pp. 211-220, pi. IV. 



13. GEIKIE, A. 1897. Ancient Volcanoes of Great Britain, Vol. I. London, 



Macmillan & Co. 



14. GEIKIE, A. Ibid. Vol. II. 



15. HARKER, ALFRED. 1909. The Natural History of Igneous Rocks. 



New York, Macmillan Co. 



16. HITCHCOCK, CHARLES H. 1909. Hawaii and its Volcanoes. Hawai- 



ian Gazette Co. 



17. IDDINGS, J. P. Bismalith. Journal of Geology, Vol. VI, 1898, pp. 704- 



710. 



18. IDDINGS, J. P., and Others. 1899. Geology of the Yellowstone 



National Park. Monograph U. S. Geological Survey, XXXII, pt. II. 



19. LANE, ALFRED C. 1905. The Coarseness of Igneous Rocks and its 



Meanings. American Geologist, Vol. XXXV, pp. 65-72. 



