9 gram Libyan Desert Glass from Kuffra

This is a stunning thumbnail sized specimen of Quartz and Hydroxylherderite

Weight: 271 Grams / 9

Shape: Hexagon Cut

The stone was dug out of the ground on Monday morning and brought to town

Kofelsite Impact Myth | Grey Melt Rock | 16.51 grams | Köfels Structure | Austria | SO24 Hidalgoite 9 gram Libyan Desert GlassThis is a 16. 51 gram Grey Melt Rock from the Kfels Structure, Austria. It measures 43x27x13 mm. The specific origin of kofelsite rocks is uncertain & debated. The rocks are found in a landslide deposit in western Austria. Researchers have suggested that the landslide was impact triggered. The kofelsite samples in the landslide deposit thus may be impactites (fused rocks from the heat of impact). Some workers have suggested that the rocks are