RT Journal Article SR Electronic T1 On the chemical composition of pectolite JF American Journal of Science JO Am J Sci FD American Journal of Science SP 205 OP 208 DO 10.2475/ajs.s2-29.86.205 VO s2-29 IS 86 A1 Josiah Dwight Whitney YR 1860 UL http://www.ajsonline.org/content/s2-29/86/205.abstract AB