Stirling Castle is a fortified medieval (& later royal) castle strategically situated on a volcanic outcrop, with views across the Forth valley.
— Dr Katie Strang (@palaeokatie) April 8, 2021
The rock is a quartz-dolerite sill & it may appear rugged, but look how beautiful it is under a microscope 🖤 #ThinSectionThursday pic.twitter.com/YfznDeE9kl
via Twitter https://twitter.com/palaeokatie
April 09, 2021 at 12:39AM
No comments:
Post a Comment