Bits and pieces are published all over the place; but try and contact
Gerhard Lehrberger at the Lehrstuhl fur Angewandte Mineralogie, TU Munchen,
Lichtenbergstrasse 4, D-85747 Garching. He has studied (and published) lots
of these nuggets, petrologically and chemically.
Further papers of interest may include:
H Zwahr & B Ullrich, Chemismus und Morphologie von Goldamalgamen aus
Waschgoldproben der Schwarza, Erzmetall 52 (1999), 191-197
P. Moeller, Electrochemical corrosion of natural gold alloys, in:
Prehistoric Gold in Europe (G. Morteani & JP Northover, eds), Kluwer Press
1995, p. 357-368
Chr. Eluere & Chr Raub, New Investigation on Early Gold Foil Manufacture,
in: E Pernicka & GA Wagner (Eds), Archaeometry '90, Birkhaeuser 1991, p.
45-54.
Thilo Rehren
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