@mlu-petrology.bsky.social
Very nice pillow lava in the Geological Garden, Halle
February 9, 2025 at 8:01 PM
Very nice pillow lava in the Geological Garden, Halle
"Hallescher Porphyr", a Permocarboniferous #rhyolite, in the Geological Garden, Halle. @rgertisser.bsky.social
January 26, 2025 at 5:09 PM
"Hallescher Porphyr", a Permocarboniferous #rhyolite, in the Geological Garden, Halle. @rgertisser.bsky.social