JG.McDONNELL wrote:
>
> hammerscale is (normally) highly magnetic, comprising magnetite, possible
> some small percentage of metallic iron, the oxides fused by a
> 'glasy/fayalitic' phase.
If you want to have a look at (platy) hammerscale, here it is
(recent material: Heinz Denig, Kaiserslautern/Trippstadt, Germany):
http://www.uni-mainz.de/FB/Geo/Geologie/archaeo/Hammerschlag.gif
Ingo Keesmann
__________________________________________________________
Arbeitsgruppe Archaeometallurgie
Institut fuer Geowissenschaften
Johannes Gutenberg-Universitaet Mainz
D-55099 Mainz (Germany)
Telefon (+49) 6131 39 30181 NEW NEU
Telefax (+49) 6131 39 23070 NEW NEU
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http://www.uni-mainz.de/FB/Geo/Geologie/archaeo/index.html
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