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- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Shannon mine, Mohave Co., Arizona, United States
- Formula
- MnO2
- Size
- 8 x 8 x 4 cm - Sm Cabinet
- Tagged
- ore mineral
A very nice specimen of Pyrolusite showing 1mm prismatic crystals and very tiny acicular crystals.