![Signs of Ancient Microbes Found within 381-Million-Year-Old Crater | Biology, Geology | Sci-News.com Signs of Ancient Microbes Found within 381-Million-Year-Old Crater | Biology, Geology | Sci-News.com](http://cdn.sci-news.com/images/enlarge6/image_7776_1e-Siljan-Crater.jpg)
Signs of Ancient Microbes Found within 381-Million-Year-Old Crater | Biology, Geology | Sci-News.com
![Fossilized anaerobic and possibly methanogenesis-fueling fungi identified deep within the Siljan impact structure, Sweden | Communications Earth & Environment Fossilized anaerobic and possibly methanogenesis-fueling fungi identified deep within the Siljan impact structure, Sweden | Communications Earth & Environment](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs43247-021-00107-9/MediaObjects/43247_2021_107_Fig1_HTML.png)
Fossilized anaerobic and possibly methanogenesis-fueling fungi identified deep within the Siljan impact structure, Sweden | Communications Earth & Environment
![Copernicus EU on Twitter: " Siljan Ring, located in #Sweden, is the largest impact crater in Europe. With its 52 km diameter, it is one of the fifteen largest craters on #earth! brought to you by #Sentinel2 #EUSpace… https://t.co/o2l09lOnoh" Copernicus EU on Twitter: " Siljan Ring, located in #Sweden, is the largest impact crater in Europe. With its 52 km diameter, it is one of the fifteen largest craters on #earth! brought to you by #Sentinel2 #EUSpace… https://t.co/o2l09lOnoh"](https://pbs.twimg.com/media/EX5XGrCXQAArFBH.jpg:large)
Copernicus EU on Twitter: " Siljan Ring, located in #Sweden, is the largest impact crater in Europe. With its 52 km diameter, it is one of the fifteen largest craters on #earth! brought to you by #Sentinel2 #EUSpace… https://t.co/o2l09lOnoh"
The Siljan impact structure of central Sweden: an unique window into the geologic history of western Baltoscandia
![Crater models developed for the Siljan impact structure. The entire... | Download Scientific Diagram Crater models developed for the Siljan impact structure. The entire... | Download Scientific Diagram](https://www.researchgate.net/profile/Oliver-Lehnert/publication/256860142/figure/fig1/AS:269833489088526@1441344725347/Crater-models-developed-for-the-Siljan-impact-structure-The-entire-circles-denote-the_Q320.jpg)
Crater models developed for the Siljan impact structure. The entire... | Download Scientific Diagram
![Alexandre 🇪🇺🫕 on Twitter: "Have you ever taken a photo of the Siljan ring in Sweden – Dalarna ? It's like 50km wide… " Alexandre 🇪🇺🫕 on Twitter: "Have you ever taken a photo of the Siljan ring in Sweden – Dalarna ? It's like 50km wide… "](https://pbs.twimg.com/media/Ebv36ETXQAEeQPI.jpg)
Alexandre 🇪🇺🫕 on Twitter: "Have you ever taken a photo of the Siljan ring in Sweden – Dalarna ? It's like 50km wide… "
![Geologic map of the Siljan Ring structure in central Sweden (modified... | Download Scientific Diagram Geologic map of the Siljan Ring structure in central Sweden (modified... | Download Scientific Diagram](https://i1.rgstatic.net/publication/260186660_Ordovician_stratigraphy_of_the_Stumsnas_1_drill_core_from_the_southern_part_of_the_Siljan_Ring_central_Sweden/links/605f8e98a6fdccbfea0f5400/largepreview.png)
Geologic map of the Siljan Ring structure in central Sweden (modified... | Download Scientific Diagram
![Marine redox conditions during deposition of Late Ordovician and Early Silurian organic-rich mudrocks in the Siljan ring district, central Sweden - ScienceDirect Marine redox conditions during deposition of Late Ordovician and Early Silurian organic-rich mudrocks in the Siljan ring district, central Sweden - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0009254117301407-gr2.jpg)
Marine redox conditions during deposition of Late Ordovician and Early Silurian organic-rich mudrocks in the Siljan ring district, central Sweden - ScienceDirect
![Integrated interpretation of geophysical data of the Paleozoic structure in the northwestern part of the Siljan Ring impact crater, central Sweden - ScienceDirect Integrated interpretation of geophysical data of the Paleozoic structure in the northwestern part of the Siljan Ring impact crater, central Sweden - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0926985116302786-gr1.jpg)
Integrated interpretation of geophysical data of the Paleozoic structure in the northwestern part of the Siljan Ring impact crater, central Sweden - ScienceDirect
![Geologic map of the Siljan Ring structure in central Sweden (modified... | Download Scientific Diagram Geologic map of the Siljan Ring structure in central Sweden (modified... | Download Scientific Diagram](https://www.researchgate.net/profile/Oliver-Lehnert/publication/248398922/figure/fig1/AS:298274985660425@1448125706837/Geologic-map-of-the-Siljan-Ring-structure-in-central-Sweden-modified-from-Ebbestad-H_Q640.jpg)