Platinum Group Elements in the Sudbury Ores: Significance
with Respect to the Origin of Different Ore Zones, and to the Exploration
for Footwall Ore Bodies
A. J. Naldrett, M. Asif, E. Schandl, T. Searcy,
G. G. Morrison, W. P. Binney, and C. Moore pp. 185-210
Lead Isotopic Compositions of Late Cretaceous
and Early Tertiary Igneous Rocks and Sulfide Minerals in Arizona: Implications
for the Sources of Plutons and Metals in Porphyry Copper Deposits
Robin M. Bouse, Joaquin Ruiz, Spencer R. Titley,
Richard M. Tosdal, and Joseph L. Wooden pp. 211-244
Oxygen and Carbon Isotope Study of Natural and
Synthetic Malachite
Erik B. Melchiorre, Robert E. Criss, and Timothy
P. Rose pp. 245-260
Clay Mineralogy, Crystallinity, and K-Ar Ages
of Illites within the Polish Zechstein Basin: Implications for the Age
of Kupferschiefer Mineralization
A. Bechtel, W.C. Elliott, J.M. Wampler, and
S. Oszczepalski pp. 261-272
U Series Age and Origin of Two Secondary Uranium
Deposits, Central Eastern Desert, Egypt
J.K. Osmond, Adel A. Dabous, and Yehia H.
Dawood pp. 273-280
Scientific Communications
Fe Sulfide Formation due to Seawater-Gas-Sediment
Interaction in a Shallow-Water Hydrothermal System at Lihir Island, Papua
New Guinea.
Thomas Pichler, Werner F. Giggenbach, Brent
I.A. McInnes,Dieter Buhl, and Brett Duck
pp. 281-288
Gold Remobilization by Low Temperature Brines:
Evidence from the Curraghinalt Gold Deposit, Northern Ireland.
J. J. Wilkinson, A.J. Boyce, G. Earls, and
A.E. Fallick pp. 289-296