9hljdis ((GEYSERITE)), $35 MINIMUM BID, Grand Geysers, Iceland, 8.5 x 7.5 x 1.5 cm, Cabinet, | |
Here is an old specimen of Geyserite which is a siliceous mineral and variety of Opal from Iceland which has been in the news lately for its Volcanic activity and ash plume shutting down air travel in Europe. Old label present. Ugly but a historic and interesting specimen. |