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where the structure of carbon atoms change from graphite to diamond or lonsdaleite (hexagonal diamond)
5mm x 4mm x 2mm
Tektite: Darwin Glass
Collecting these high elevation smoky quartz crystals requires tremendous effort and skill
Includes mineral specimen label
Trinitite .84g - Trinity Test Site, White Sands, New Mexico, USA Great Sand Sea where the structure of carbonFormed 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
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