@explainingourpast: This isn't just a glowing rockโitโs a piece of abandoned Texas history. ๐ค ๐ชจ This is true Terlingua Calcite, a mineral found buried deep inside the historic, long-closed mercury mines of Brewster County, Texas. Back in the early 1900s, miners digging for cinnabar ore (quicksilver) tossed this calcite aside as worthless "gangue" rock. Little did they know, it holds one of the most insane reactions in the mineral kingdom. Watch the transition: ๐ Longwave UV: It glows a striking, fiery pink ๐ Shortwave UV: It flips to an electric blue ๐ The Afterglow: When the light shuts off completely, it literally stores the energy and glows in the dark (called phosphorescence). Because the iconic Little 38 Mine and surrounding sites are permanently closed and reclaimed, getting a true piece of this history is incredibly rare today. Would you add this ghost town treasure to your shelf? #TerlinguaCalcite #FluorescentMinerals #TexasHistory #GlowRocks #Rockhounding #GhostTown #UVLight #MineralCollecting #GeologyRocks #RareMinerals #CinnabarMine #TexasGeology #Phosphorescence
Explaining Our Past
Region: US
Tuesday 13 October 2026 04:40:33 GMT
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Explaining Our Past :
Imagine being a Texas miner in 1905, tossing thousands of pounds of this calcite into the dump piles because you thought it was worthless scrap rock. History literally glows out in the desert. ๐๏ธ
2026-10-13 04:44:22
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Toolgirlang :
Thank you
2026-10-15 00:00:08
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