Tvären is a circular bay close to Studsvik, Sweden.
~1 min read
Tvären is a circular bay close to Studsvik, Sweden.
Within the bay is an ancient buried impact crater about in diameter. It was first identified using reflection seismology. The crater is estimated to be about 455 million years old (Late Ordovician).
3 mapped locations
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).