Extraordinary XL Bolivian Ametrine with Mid-Stage Etching- Anahí Mine | River Walkers Minerals Museum grade quartz With excellent luster

With excellent luster

Locale: Bắc Kạn Province

Cerro de Pasco

Bone fragments preserving possible feeding traces provide a rare and tangible connection to the interactions that occurred millions of years ago

Extraordinary XL Bolivian Ametrine with Mid-Stage Etching- Anahí Mine | River Walkers Minerals Museum grade quartz With excellent lusterWeight & Dimensions: 966 g 7 3. 7 2. 5 in. Locale: Anah Mine, Santa Cruz Department, Bolivia This incredible ametrine represents the second stage in the natural hydrothermal etching process. While the original crystal form is still clearly recognizable, the termination has softened and the prism faces display significantly more dissolution, revealing how mineral rich hydrothermal fluids gradually reshaped the crystal over time. The result is a