CG12- Gwindel Quartz. Galenstock, Tiefenbach, Realp, Urseren, Uri, Switzerland.
A classic alpine Gwindel, Swiss in this case. Doubly terminated smoky gwindel Quartz, slightly curved and completely transparent and very bright. It is on a matrix of crystals of Quartz. The condition is excellent.
Specimen size: 14 cm x 11 cm