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Known as "Eye Fluorite" for its profound sense of gaze
微晶皮壳状石英沿萤石晶面、晶缝外延共生，堆叠形成立体错落的共生晶簇结构；部分晶面点缀微量氧化铁浸染斑点，增添标本原生自然肌理。
11pcs mix flat
微绿的石英晶体被像花边一样的方解
Dimension: 10
Cup‑Shaped Hollow Calcite 5 US Showroom Known as "Eye Fluorite" forCupShaped 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
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