Libyan Desert Glass | Natural Impact Glass | 41.8 Grams | Authentic Impactite Clinozoisite Name: Prehnite Crystal Cluster

Name: Prehnite Crystal Cluster

Very beautiful material

and igneous rocks

Brazilianite forms beautiful crystals and it can be quite striking

Libyan Desert Glass | Natural Impact Glass | 41.8 Grams | Authentic Impactite Clinozoisite Name: Prehnite Crystal ClusterThis is a rare and fantastic 41. 8 gram Libyan Desert Glass from Kuffra, Libya, with dimensions of 44x38x24 mm. Although its exact origin is still debated, the leading theory suggests it was formed by a high energy event, such as a meteoric impact or airburst, that melted the desert sand directly where it lay, without being ejected into the atmosphere and re entering. This results in different physical characteristics compared to tektites. Libyan