ECONOMIC GEOLOGY, 2002, V 97, N 1, January-February.

Relationship of Epithermal Gold Deposits to Large-Scale Fractures in Northern Nevada

D. A. Ponce and J. M. G. Glen pp. 3-9 The St. Eugene Deposit, British Columbia: A Metamorphosed Ag-Pb-Zn Vein in Proterozoic Belt-Purcell Rocks Isabelle Jonacs and Georges Beaudoin pp. 11-22 Age and Origin of Base and Precious Metal Veins of the Coeur D'Alene Mining District, Idaho Robert J. Fleck, Robert E. Criss, Gail F. Eaton, Rodney W. Cleland, Craig S. Wavra, and William D. Bond pp. 23-42 Structural Setting and Geochronology of Auriferous Quartz Veins at the High Rock Island Gold Deposit, Northwestern Superior Province, Manitoba, Canada Shoufa Lin and Fernando Corfu pp. 43-57 Age of Mineralization of the Candelaria Fe Oxide Cu-Au Deposit and the Origin of the Chilean Iron Belt, Based on Re-Os Isotopes Ryan Mathur, Robert Marschik Joaquin Ruiz Francisco Munizaga, Richard A. Leveille, and Walter Martin pp. 59-71 Timing of Interplay between Hydrothermal and Surface Fluids in the Navan Zn + Pb Orebody, Ireland: Evidence from Metal Distribution Trends, Mineral Textures, and d34S Analyses Robert J. Blakeman, John H. Ashton, Adrian J. Boyce, Anthony E. Fallick, and Michael J. Russell pp. 73-91 The Paleoproterozoic Mg And Mg-Fe Borate Deposits of Liaoning and Jilin Provinces, Northeast China Qi-Ming Peng and Martin R. Palmer pp. 93-108 Multiple Origins of Alluvial Diamonds from New South Wales, Australia Rond M. Davies, Suzanne Y. O'Reilly, and William L. Griffin pp. 109-123 A Textural, Mineralogical, and Statistical Study of the Footwall Breccia within the Strathcona Embayment of the Sudbury Structure Kelli A. McCormick, John S. Fedorowich, Andrew M. McDonald, and Richard S. James pp. 125-143 40Ar/39Ar Geochronologic Constraints on the Timing of Massive Sulfide and Vein- Type Pb-Zn Mineralization in the Western Meseta of Morocco Yasush Watanabe pp. 145-157
Scientific Communications

Ion-Microprobe Analysis of FeTi Oxides: Optimization for the Determination of Invisible Gold Adrienne C.L. Larocque, James A. Stimac, Greg McMahon, Jennifer A. Jackman, Victor P. Chartrand, Donald Hickmott, and Eric Gauerke pp. 159-164 Chemical Weathering of Serpentine and Ni Enrichment in Fe Oxide at Sukinda Area, Jajpur District, Orissa, India S. K. Som and R. Joshi pp. 165-172