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• Quartz occurs as secondary growth
This stibnite-associated fluorite deposit yields scarce vintage crystal clusters with this special cuneiform veining
magical realm of fairies
This listing is for the exact specimen as pictured
Dali Bai Autonomous Prefecture
Cup‑Shaped Hollow Calcite 2 sales • Quartz occurs as secondaryCupShaped Hollow Calcite From Phong Nha Ke Bang, Quang Binh, Vietnam. Dimension: 7. 79. 610. 2cm This unique hollow cupshaped calcite forms in karst caves that remain permanently submerged by groundwater. In mineralrich, calciumsaturated water, crystal edges grow faster with constant access to fresh mineralladen flow, while growth slows at the stagnant, nutrientdepleted core gradually creating its hollow cup structure. Underwater, the calcite
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