Libyan Desert Glass, Created By Meteorites In The Sahara Hall of the Americas orange quartz is called citrine

orange quartz is called citrine

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Libyan Desert Glass, Created By Meteorites In The Sahara Hall of the Americas orange quartz is called citrineAlso known as Great Sand Sea glass, Libyan Desert glass is a type of tektite formed when exposed to extreme heat and pressure. Libyan Desert glass is believed to have been created by meteor airbursts and impacts in the Sahara, near the border of present day Libya and Egypt, 29 million years ago. The glass is almost pure silica and would have required temperatures above 1,600 C to form hotter than any igneous rock found on earth. When not polished to a