U.S. Geological Survey

Geochemical Studies of Rare Earth Elements
in the Portuguese Pyrite Belt,
and Geologic and Geochemical Controls
on Gold Distribution

By David J. Grimes, Robert L. Earhart,
Delfim de Carvalho, Vitor Oliveira,
Jose T. Oliveira, and Paulo Castro

U.S. Geological Survey Professional Paper 1596
This report is stored in Portable Document Format.
Adobe Acrobat Reader 3.0TM is required to view it.
If you already have Acrobat Reader 3.0 installed on your computer,
click here to access report text (821K).
If you wish to download Acrobat Reader 3.0 free of charge, click here.
USA.gov logo  Take Pride in America button

For more information, please specify report name in comments.