Mica-lamprophyres in western Värmland, south-western Sweden
- 30 September 1977
- journal article
- Published by Taylor & Francis in Geologiska Föreningen i Stockholm Förhandlingar
- Vol. 99 (3), 291-295
- https://doi.org/10.1080/11035897709455026
Abstract
Lamprophyric dikes occur in south-western Värmland (Sweden). They are mainly composed of biotite, pyroxene, olivine, serpentine, chlorite, plagioclase, apatite and ore. One of the dikes has been dated by the K-Ar method and yielded a Sveconorwegian model age of 904 ± 13 Ma.Keywords
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