2001: The hyper-agpaitic stage in the evolution of the Ilímaussaq alkaline complex
The term hyper-agpaitic covers mineral associations characterised by a wealth of Na-rich min-erals such as natrosilite, zirsinalite, ussingite, vuonnemite, vitusite and lomonosovite. This mineral association clearly indicates a higher degree of alkalinity than for agpaitic rocks in general. In the I...
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| Language: | English |
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| Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.588.2914 http://www.geus.dk/publications/bull-gl/nr190/nr190_p083-094.pdf |