Fahlore as an indicator of mineralization temperature and gold fineness

CIM Bulletin

Volumn 97, Issue 1081, 2004, Pages 78-83

  Sack, Richard O ^a   Brackebusch, Fred W ^b  

^a UNIVERSITY OF WASHINGTON   (United States)

^b New Jersey Mining Company   (United States)

Author keywords

Coeur d'Alene mining district; Fahlore; Gold fineness; Mineralization temperature

Indexed keywords

ANTIMONY; COMPOSITION; COPPER; DEPOSITS; PYRITES; THERMAL EFFECTS;

FAHLORE; MINERALIZATION;

GOLD;

ANALYTICAL METHOD; GOLD; MINERALIZATION; ORE GRADE; QUARTZ VEIN; TEMPERATURE;

EID: 3242800349     PISSN: 03170926     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

References (32)

1. ARKADAKSKIY, S.V., 2000. Fluid Inclusion and Stable Isotopic Study of Precious and Base Metal Veins from the Coeur d'Alene Ag-Pb-Zn District, Idaho, USA. M.Sc. thesis, University of Alberta, Edmonton, Alberta, Canada.
2. AUGSTEN, B.E.K., THORPE, R.I., HARRIS, D.C. and FEDIKOW, M.A.F., 1986. Ore mineralogy of the Agassiz (MacLellan) gold deposit in the Lynn Lake region, Manitoba. Canadian Mineralogist, 24, p. 369-377.
3. BALABIN, A.I. and SACK, R.O., 2000. Thermodynamics of (Zn,Fe)S sphalerite: A CVM approach with large basis clusters. Mineralogical Magazine 64, p. 923-943.
4. BARTON, M.D., 1980. The Ag-Au-S system. Economic Geology, 75, p. 303-316.
5. BARTON, P.B., Jr. and SKINNER, B.J., 1979. Sulphide mineral stabilities. In Geochemistry of Hydrothermal Ore Deposits. Edited by H.L. Barnes. John Wiley & Sons, New York, Chapter 7, p. 278-403.
6. BENNETT, E.H. and VENKATAKRISHNAN, R., 1982. A palinspastic reconstruction of the Coeur d'Alene mining district based on ore deposits and structural data. Economic Geology, 77, p. 1851-1866.
7. BRACKEBUSCH, F.W., 2002. Geology and mineralization of the New Jersey mine, Shoshone County, Idaho. In Coeur d'Alene District Symposium. Edited by J.K. Duff and R.O. Laidlaw. Northwest Mining Association 108th Annual Meeting, Exposition and Short Courses, p. 23.
8. CAMPRUBI, A., CANALS, A., CARDELLACH, E., PROLLEDESMA, R.A. and RIVERA, R., 2001. The La Guitarra Ag-Au low-sulphidation epithermal deposit, Temascaltepec District, Mexico; vein structure, mineralogy, and sulphide-sulphosalt chemistry. In New Mines and Discoveries in Mexico and Central America. Edited by T. Albinson and C. E. Nelson. Society of Economic Geologists Special Publication, 8, p. 133-158.
9. COOK, N.J., 1996. Mineralogy of the sulphide deposits at Sulitjelma, northern Norway. Ore Geology Reviews, 11, p. 303-338.
10. CZAMANSKE, G.K., DESBOROUGH, G.A. and GOFF, F.E., 1973. Annealing history limits for inhomogeneous, native gold grains as determined from Au-Ag diffusion rates. Economic Geology, 68, p. 1275-1288.
11. DESBOROUGH, G.A., HEIDEL, R.H., RAYMOND, W.H. and TRIPP, L., 1971. Primary distribution of silver and gold in native gold from six deposits in the western United States. Mineralium Deposita, 6, p. 321-334.
12. EBEL, D.S. and SACK, R.O., 1989. Ag-Cu and As-Sb exchange energies in tetrahedrite-tennantite fahlores. Geochimica et Cosmochimica Acta, 53, p. 2301-2309.
13. EBEL, D.S. and SACK, R.O., 1991. Arsenic-silver incompatibility in fahlore. Mineralogical Magazine, 55, p. 521-528.
14. FLECK, R.J., CRISS, R.E., EATON, G.F., CLELAND, R.W., WAVRA, C.R. and BOND, W.D., 2002. Age and origin of base and precious metal veins of the Coeur d'Alene mining district, Idaho. Economic Geology, 97, p. 23-42.
15. GAMMONS, C.H. and WILLIAM-JONES, A.E., 1995 Hydrothermal geochemistry of electrum: Thermodynamic constraints. Economic Geology, 90, p. 420-432.
16. GHOSAL, S. and SACK, R.O., 1995. As-Sb energetics in argentian sulphosalts. Geochimica et Cosmochimica Acta, 59, p. 3573-3579.
17. GHOSAL, S. and SACK, R.O., 1999. Bi-Sb energetics in sulphosalts and sulphides. Mineralogical Magazine, 63, p. 723-733.
18. GREFFIÉ, C., BAILLY, L. and MILÉSI, J.-P., 2002. Supergene alteration of primary ore assemblages from low-sulphidation Au-Ag epithermal deposits at Pongkor, Indonesia and Nazareño, Peru. Economic Geology, 97, p. 561-571.
19. HARLOV, D.E. and SACK, R.O., 1994. Thermochemistry of polybasite-pearceite solutions. Geochimica et Cosmochimica Acta, 58, p. 4363-4375.
20. HELMY, H.M., 1999. The UM Saminuki volcanogenic Zn-Cu-Pb-Ag deposit, eastern-desert, Egypt: A possible new occurrence of cervelleite. Canadian Mineralogist, 37, p. 143-153.
21. KRUPP, R.E., and WEISER, T., 1992. On the stability of gold-silver alloys in the weathering environment. Mineralium Deposita, 27, p. 268-275.
22. LOUCKS, R.R., 1984. Zoning and Ore Genesis at Topia, Durango, Mexico. Ph.D. thesis, Harvard University, Cambridge, Massachussetts, 416 p.
23. RANSOME, F.L. and CALKINS, F.C., 1908. The Geology and Ore Deposits of the Coeur d'Alene District, Idaho. United States Geological Survey Professional Paper, 62, 203 p.
24. SACK, R.O., 1992. Thermochemistry of tetrahedrite-tennantite fahlores. In The Stability of Minerals. Edited by N.L. Ross and G.D. Price. Chapman and Hall, London, p. 243-266.
25. 3. Geochimica et Cosmochimica Acta, 64, p. 3803-3812.
26. SACK, R.O., 2002. Note on "Large-scale hydrothermal zoning reflected in the tetrahedrite-freibergite solid solution, Keno Hill Ag-Pb-Zn district, Yukon" by J. V. Gregory Lynch. Canadian Mineralogist, 40, p. 1717-1719.
27. SACK, R.O. and GOODELL, P.C., 2002. Retrograde reactions involving galena and Ag-sulphosalts in a zoned ore deposif, Julcani, Peru. Mineralogical Magazine, 66, p. 1043-1062.
28. SACK, R.O., KUEHNER, S.M. and HARDY, L.S., 2002 Retrograde Ag-enrichment in fahlores from the Coeur d'Alene mining district, Idaho, USA. Mineralogical Magazine, 66, p. 215-229.
29. SACK, R.O., LYNCH, J.G.V. and FOIT, F.F., Jr., 2003. Fahlore as a petrogenetic indicator: Keno Hill Ag-Pb-Zn district, Yukon, Canada. Mineralogical Magazine, 67, p. 1023-1038
30. TARKIAN, M. and BRESKOVSKA, V., 1995. Mineralogy and fluid inclusion study of the Zidarovo copper polymetallic deposit, eastern Bulgaria. Neues Jahrbuch für Mineralogie, Abhandlungen, 168, p. 283-298.
31. WHITE, J.L., ORR, R.L. and HULTGREN, R., 1957. The thermodynamic properties of silver-gold alloys. Acta Metallurgica, 5, p. 747-760.
32. WINSTON, D., 1986. Sedimentation and tectonics of the Middle Proterozoic Belt basin and their influence on Phanerozoic compression and extension in western Montana and northern Idaho. American Association of Petroleum Geologists, 41, p. 87-118.