Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
71mm x 63mm x 40mm
What's a hard to see in a 2D photo is that inside this glassy-clear, pale blue flurorite crystal is a smaller darker purple crystal. This phantom fluorite sits on a bed of muscovite, and between the two fluorite zones are some white "dots" which may be barite, but it's difficult to say for sure.
No-one has added this to their favourites.
4,928,507 minIDs have been issued as of 19th Sep 2019 1:21 am BST