Experimental study of arsenic speciation in vapor phase to 500°C: Implications for As transport and fractionation in low-density crustal fluids and volcanic gases.

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Pokrovski, Gleb S.; Zakirov, Ildar V.; Roux, Jacques; Testemale, Denis; Hazemann, Jean-Louis; Y. U. Bychkov, Andrew; V. Golikova, Galina;
  • Publisher: Elsevier
  • Related identifiers: doi: 10.1016/S0016-7037(02)00946-8
  • Subject: [ SDU.STU.MI ] Sciences of the Universe [physics]/Earth Sciences/Mineralogy | [SDU.STU.MI]Sciences of the Universe [physics]/Earth Sciences/Mineralogy

The stoichiometry and stability of arsenic gaseous complexes were determined in the system As-H2O ± NaCl ± HCl ± H2S at temperatures up to 500°C and pressures up to 600 bar, from both measurements of As(III) and As(V) vapor-liquid and vapor-solid partitioning, and X-ray... View more
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