RT Journal Article SR Electronic T1 Contributions to lithology; Part III, On some eruptive rocks JF American Journal of Science JO Am J Sci FD American Journal of Science SP 91 OP 104 DO 10.2475/ajs.s2-38.112.91 VO s2-38 IS 112 A1 Hunt, T. Sterry YR 1864 UL http://www.ajsonline.org/content/s2-38/112/91.abstract AB