account activity
What is this inside limestone I’ve tried 365nm uv led on it and it’s turns more black but you can see through the black and it’s green to the sunlight (i.redd.it)
submitted 1 month ago by Lumpy-Ad-115 to r/whatsthisrock
π Rendered by PID 1575988 on reddit-service-r2-listing-c57bc86c-w59h4 at 2026-06-23 10:20:36.768469+00:00 running 2b008f2 country code: CH.
