RT Journal Article SR Electronic T1 On the formation of siliceous sinter by the vegetation of thermal springs JF American Journal of Science JO Am J Sci FD American Journal of Science SP 351 OP 359 DO 10.2475/ajs.s3-37.221.351 VO s3-37 IS 221 A1 Walter Harvey Weed YR 1889 UL http://www.ajsonline.org/content/s3-37/221/351.abstract AB