9.4 gram Libyan Desert Glass DX4293 ammolite with notable deposits in Brazil

with notable deposits in Brazil

When exposed to ultraviolet (UV) light this mineral exhibits a captivating glow

Quartz in general is the second most abundant mineral on Earth

and pronounced striations an both sides

Originally developed as a zinc ore mine in the late 1960s

9.4 gram Libyan Desert Glass DX4293 ammolite with notable deposits in Brazil9. 4 gram Libyan Desert Glass Approx. Dimensions: 1. 25x1x0. 75 inches Approx. Weight: 9. 4 grams Locality: Libya Libyan Desert Glass (LDG) is a rare, 29 million year old translucent, yellow to brown impactite glass formed by a meteorite airburst in the eastern Sahara Desert near the Libyan Egyptian border. Composed of nearly 98% silica, this natural glass features lechatelierite, is often wind eroded, and was used in ancient Egyptian jewelry,