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Geophysical investigations of the Siljan impact structure

✍ Scribed by C. Juhlin; L.B. Pedersen; P. Zhang

Book ID
113160593
Publisher
Elsevier Science
Year
1987
Weight
85 KB
Volume
24
Category
Article
ISSN
0016-7142

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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