Petroleum quartz crystal 8.7ct fluorescent

A natural petroleum quartz crystal from Pakistan, 8.7ct measuring 16×13×8mm. This single crystal contains natural petroleum fluid inclusions and exhibits vivid cyan-blue fluorescence under 365nm UV light — a dramatic and scientifically fascinating optical property unique to this material.

Petroleum quartz from the Balochistan region of Pakistan is among the world's most unusual collector minerals: sealed liquid hydrocarbon inclusions fluoresce brilliantly under long-wave UV, transforming the crystal into a glowing teal form. A fine single-piece specimen for collectors and UV enthusiasts.

• Stone type: Natural quartz with petroleum inclusions
• Origin: Pakistan
• Treatment: Untreated
• Form: Natural crystal
• Size: 16×13×8mm
• Weight: 8.7ct
• Special property: Strong cyan fluorescence under 365nm UV

Natural petroleum quartz, UV-fluorescent, 8.7ct single crystal — sold loose.