[Krystyna]

https://blogger.googleusercontent.com/im..._Sand.webp
Fulgurite, a natural glass tube formed when lightning strikes sand.
Co się dzieje, gdy piorun uderza w piasek
What Happens When Lightning Strikes Sand
https://blogger.googleusercontent.com/im...olors.webp
ulgurites showcasing various shapes, sizes, and colors, formed by lightning strikes in different environments.
https://www.geologyin.com/2024/11/what-h...-sand.html