On my journey in March, I bought a small light box. I thought it would be wonderful for lighting up the clear chalcedony that we search for on the beaches here, and it is! I found nearly all of these, except for the very round very large one on the left. A friend gave me that one. It reminds me of the “Venus figurines”, carved between 25,000 and 15,000 BC.
Here is one of beaches where we search:

Here is a find (taken by my friend):

They light up when the sun is out!
Venus figurines: https://www.dkfindout.com/us/history/stone-age/stone-age-carvings/ and https://en.wikipedia.org/wiki/Venus_figurine
For the Ragtag Daily Prompt: chalcedony.
It does look like the Venus of Wellendorf.
It was given to me a year after it was found. I really like it.