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Tektite: Darwin Glass
5mm x 4mm x 2mm
Includes mineral specimen label
where the structure of carbon atoms change from graphite to diamond or lonsdaleite (hexagonal diamond)
The Hunza Valley is a famous locality for fine minerals
Trinitite .84g - Trinity Test Site, White Sands, New Mexico, USA Great Sand Sea Tektite: Darwin GlassFormed on July 16, 1945, when desert sand melted under the intense heat of the worlds first atomic test, Trinitite is a rare historic glass. Collected in the 1940s50s before the site was closed, these preserved pieces are highly collectible relics of history. Size: 12 x 12 x 4mm Weight: . 84g Includes: 1. 25" Collector's box with label. History of Trinitite The detonation took place at 5: 29 a. m. on July 16, 1945, at the Trinity Site, about 35 miles