The Behaviour of Hg in Some New Zealand Geothermal Reservoir and Production Environments

Transactions - Geothermal Resources Council

Volumn , Issue , 2002, Pages 335-340

  Christenson, Bruce W ^a   Mroczek, Edward K ^a   Taguchi, Sachihiro ^b  

^a GNS SCIENCE   (New Zealand)

^b FUKUOKA UNIVERSITY   (Japan)

Author keywords

Cinnabar; Hg transport; Kawerau geothermal field; Ngawha geothermal field; Ohaaki geothermal field; Reservoir fluid chemistry; Rotokawa geothermal field; Thermodynamic reaction pathways

Indexed keywords

EFFLUENTS; OXIDATION; SPECTROPHOTOMETRY;

GEOTHERMAL RESERVOIRS;

MERCURY (METAL);

EID: 0242409869     PISSN: 01935933     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (16)

1. Bethke C 1992 The Geochemists Workbench: A user'S guide to Rxn, Act2, Tact, React and Gtplot. Univ. Illinois, 213 p.
2. Christenson BW 1997 Kawerau Geothermal Field: Geochemical structure of the reservoir and its response to exploitation. Geothermal Resources Council Transactions, vol 21, p17-24.
3. Cobble J.W. 1987 A Theory on Mercury in Geothermal Fluid EPRI Report #AP-5111.
4. Cox ME 1984 Controls on the distribution of Hg in geothermal wells from Ngawha, New Zealand and Puna, Hawaii. Procs. 6th NZ Geothermal Workshop, Auckland University.
5. Davey HA and van Moort JC 1986 Current mercury deposition at Ngawha Springs, New Zealand. Appl. Geochem., vol 1, p 75-93.
6. Giggenbach WF 1987 Redox processes governing the chemistry of fumarolic gas discharges from White Island, New Zealand. Appl. Geochem., 2:143-161.
7. Mroczek EK 1994 The Solubility of Elemental Mercury in Water at temperatures between 30 and 210°C. 14th Stanford Geothermal Workshop.
8. Omang SH 1971 Determination of Mercury in Natural Waters and Effluents by Flameless Atomic Absorption Spectrophotometry. Anal. Chem. Acta 53, 415.
9. Robertson D.E., Fruchter J.S., Ludwick J.D., Wilkerson C.L., Crecelius E.A. and Evans J.C. Chemical Characterization of Gases and Volatile Heavy Metals in Geothermal Effluents, GRC Transactions, 2, 579 (1979).
10. Seward TM and Barnes HL 1997 Geothermal systems and mercury deposits. In "Geochemistry of Hydrothermal Ore Deposits, Third Ed.", p699-736, John Wiley and Sons, New York, 972 p.
11. Spycher NF and Reed MH 1989 Evolution of a Broadlands-type epithermal ore fluid along alternative P-T paths: Implications for the transport and deposition of base, precious and volatile metals. Econ. Geol., v84, p 328-359.
12. Tauson VL and Abramovich MG 1981 Hydrothermal study of the ZnS-HgS system. Geochem. Int. 17(3):117-128.
13. Varekamp JC and Buseck PR 1984 The speciation of mercury in hydrothermal systems, with applications to ore deposition. Geochim. Cosmochim. Acta, vol 48, p 177-185.
14. Vaughan DJ and Craig JR 1978 Mineral chemistry of the metal sulfides. Cambridge University Press., 493p.
15. White DE 1967 Mercury and Base metal deposits with associated thermal and mineral waters. In Geochemistry of Hydrothermal Ore Deposits (ed. HL Barnes), p 575-631, Wiley.
16. White D.E. 1981 Active geothermal systems and hydrothermal ore deposits. 75 Ann. Vol. Econ. Geol., p 392-423.