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What Is Petroleum Quartz? The Tiny Fluorescent World Trapped Inside Crystal
by Saralynn Tauras-Craig August 21, 2026

Petroleum quartz carries tiny sealed rooms inside its crystal, some containing yellow fluid, water, dark solids, and a bubble that may still move.

Posted in Fluid Inclusions, Fluorescent Minerals, Hydrocarbon Inclusions, Long-Wave UV, Madagascar Quartz, Petroleum Quartz, Quartz Collecting

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