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like a frozen geometric sanctuary that captures the traces of mineral growth over time
The image shows the effect under shortwave UV light
translucent appearance
Dimension: 10
Cup‑Shaped Hollow Calcite 5 US Showroom like a frozen geometric sanctuaryCupShaped Hollow Calcite From Phong Nha Ke Bang, Quang Binh, Vietnam. Dimension: 6. 7x9. 8x8. 7cm 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
