Blar i Artikler på forfatter "Ihlen, Peter M."
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The Oslo paleorift - A review and guide to excursions. Excursion 4. Metallogeny associated with the Oslo rifting.
Vokes, Frank M.; Ihlen, Peter M. (NGU (337), Journal article, 1978) -
The Oslo paleorift - A review and guide to excursions. Metallogeny.
Ihlen, Peter M.; Vokes, Frank M. (NGU (337), Journal article, 1978) -
Utilisation of sillimanite minerals, their geology, and potential occurrences in Norway - an overwiev
Ihlen, Peter M. (NGU Bulletin (436), Journal article, 2000)The aluminium-silicate polymorphs sillimanite, andalusite and kyanite decompose to a mixture of mullite and silica glass during calcination. Mullite is an essential component of high-alumina refractories forming the inner ...