| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Canada > Pyrite pseudomorphs after Marcasite on Sphalerite |
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| DESCRIPTION: | No. 81374 |
| Mineral: | Pyrite pseudomorphs after Marcasite on Sphalerite |
| Locality: | Nanisivik Mine, Baffin Island, Nunavut, Canada |
| Description: | Lustrous yellow-metallic pyrite pseudomorphs after bladed marcasite crystals to 22 mm on lustrous black sphalerite crystals to 8 mm. The marcasite crystallized first, then altered molecule by molecule to pyrite, maintaining the original marcasite shape. |
| Overall Size: | 9.5x6.5x3 cm |
| Crystals: | 5-22 mm pseudos |
| Archived: | For reference only |
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