Cubic Fluorite with Phantom Zoning 3 polished This unique hollow cup‑shaped calcite

This unique hollow cup‑shaped calcite forms in karst caves that remain permanently submerged by groundwater

Dimension: 9

石包裹，

The zoned internal structure is sharply defined under transmitted light

Cubic Fluorite with Phantom Zoning 3 polished This unique hollow cup‑shaped calciteCubic Fluorite with Phantom Zoning from Yindu Mine, Inner Mongolia, China This hydrothermal mineral specimen comes from Yindu Mine, Inner Mongolia, China. Transparent cubic fluorite crystals contain distinct deep purple phantom zoning inside each cube, forming neat square phantom inclusion textures that create striking color contrast against pale cyan fluorite. The crystals feature bright vitreous luster and high transparency with smooth crystal faces