A nice piece of Calcite found in the mines of Kjørholt, Skien, Telemark, Norway.
It is 178 grams, ande measures 9 x 8 x 4,5 cm.
Please watch the video for the best view.
The video can also be seen on https://youtu.be/TLOjERD80xM
I was personally in the mines when we found this, 21st of December 1993. I remember date, because this is my birthday. The mines goes more than 100 meters below sea level. The calcite is undamaged, white, partly transculent, and stands like a nice sculpture.