TY - JOUR T1 - Researches on Emeralds and Beryls.--Part II. On Some of the Processes Employed in the Analysis of Emeralds and Beryls JF - Proceedings of the Royal Society of London (1854-1905) VL - 26 SP - 165 EP - 175 PY - 1877/01/01/ UR - http://dx.doi.org/10.1098/rspl.1877.0027 M3 - doi:10.1098/rspl.1877.0027 AU - Williams, G. ER -