Ore Petrology, Chemistry and Timing of Electrum
in the Archean Hypozonal Transvaal Lode Gold Deposit, Western Australia
Steffen G. Hagemann, Philip E. Brown, John
Ridley, Peter Stern, and John Fournelle pp. 271-291
Regional Alteration Systems Associated with Volcanogenic
Massive Sulfide Mineralization at Panorama, Pilbara, Western Australia
Carl W. Brauhart, David I. Groves, and Peter
Morant pp. 292-302
Genesis of Epithermal Au-Ag Mineralization of
the Koryu Mine, Hokkaido, Japan
Toru Shimizu, Hiroharu Matsueda, Daizo Ishiyama,
and Osamu Matsubaya pp. 303-325
Scientific Communications
Laser-Probe 40Ar/39Ar
Ages of Early- and Late-Stage Alteration Assemblages, Rosario Porphyry
Copper-Molybdenum Deposit, Collahuasi District, I Region, Chile
Alan H. Clark, Douglas A. Archibald, Andrew
W. Lee, Edward Farrar, and C. Jay Hodgson pp. 326-337
Quartz-Alunite Alteration in the Western Part
of the Virginia Range, Washoe and Storey Counties, Nevada
Peter G. Vikre
Evidence for Proterozoic and Late Cretaceous-Early
Tertiary Ore-Forming Events in the Coeur d'Alene District, Idaho and Montana
D.L. Leach, A.H. Hofstra, S.E. Church, L.W.
Snee, R.B. Vaughn, and R.E. Zartman pp. 347-359
Fractal Analysis of Sn-W Mineralization from Central
Iberia: Insights into the Role of Fracture Connectivity in the Formation
of an Ore Deposit
S. Roberts, D.J. Sanderson, and P. Gumiel
pp. 360-365