TY - BOOK AU - Helgeson,Harold C. AU - Brown,Thomas H. AU - Leeper,Robert H. TI - Handbook of theoretical activity diagrms depicting chemical equilibria in geologic systems involving an aqueous phase at one Atm and 0 to 300 C PY - 1969/// CY - Cooper, San Francisco, Calif. PB - Freeman KW - Mineralogical chemistry KW - Charts, diagrams, etc KW - Phase diagrams N1 - Bibliography: p. 11 ER -