gold

Roman Gold Washing as Described by Pliny the Elder

Brigitte Cech and
Heimo Urban (AT)
EXARC Journal Issue 2021/3
Ancient Technology
#EAC12 World Tour 2021
***As part of a four-year interdisciplinary research project of a Roman gold mine in the landscape known as the "Karth" to the south of Vienna, Austria, a reconstruction of gold washing took place as described by Pliny the Elder in book 33 of his Natural History. So far, the "Karth" is the only proven Roman gold mine known in the Eastern Alps...

Gold

A very precious yellow metal used for decoration, jewellery, coins et cetera (Au).

Precision Lost Wax Casting

Nigel Meeks (UK),
Caroline Tulp (NL) and
Anders Söderberg (SE)
EXARC Journal Issue 2012/3
Experimental Archaeology
1999 Wilhelminaoord Workshop
***The limits of precision casting were explored experimentally at the Bronze Casting Workshop at Wilhelminaoord, the Netherlands, by making wax models, moulds and lost wax castings using essentially early metalworking conditions. Geometrically patterned models of Dark Age type dies were used to...

Anatomy of Prehispanic Bells - Study of an Ancient Lost Process

Raúl Ybarra (MX)
EXARC Journal Issue 2012/1
Ancient Technology

The elaboration of bells in the Prehispanic Era was of great importance due to the special meaning attributed to them in religious ceremonies. Today, knowledge of the techniques that were used in their fabrication is scant and lacking in detail. For that reason, the objective of the present study was to carry out a morphological study of bells from western Mexico...