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Shock barometry of the Siljan impact structure, Sweden

✍ Scribed by Sanna HOLM; Carl ALWMARK; Walter ALVAREZ; Birger SCHMITZ


Book ID
118099984
Publisher
University of Arkansas
Year
2011
Tongue
English
Weight
836 KB
Volume
46
Category
Article
ISSN
1086-9379

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✍ R. J. Bottomley; D. York; R. A. F. Grieve πŸ“‚ Article πŸ“… 1978 πŸ› Springer 🌐 English βš– 818 KB

## 4~ ages have been obtained on samples of impact melt from the Lake Mien and Siljan hypervelocity impact structures in Sweden. Two samples of "rhyolite'" from Lake Mien yield a plateau age of 118.7 + 2.3 m.y., which is consistent with earlier conventional K-Ar results. Two melt samples from a di