RT Journal Article SR Electronic T1 On the quartzite, limestone and associated rocks of the vicinity of Great Barrington, Berkshire Co., Mass JF American Journal of Science JO Am J Sci FD American Journal of Science SP 450 OP 453 DO 10.2475/ajs.s3-4.24.450 VO s3-4 IS 24 A1 James D. Dana YR 1872 UL http://www.ajsonline.org/content/s3-4/24/450.abstract AB