| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Portugal > Arsenopyrite, Pyrite, Quartz |
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| DESCRIPTION: | No. 51361 |
| Mineral: | Arsenopyrite, Pyrite, Quartz |
| Locality: | Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal |
| Description: | Cubic yellow-metallic pyrite crystals to 15 mm intermixed with striated gray-metallic arsenopyrite crystals to 12 mm with a 10 mm colorless transparent quartz crystal. The arsenopyrite crystals are in complex aggregates of parallel crystals. Ex. Peter B. Nalle (1923-2010) collection; gift from mine manager in 1978 during underground inspection |
| Overall Size: | 4x2.5x2 cm |
| Crystals: | 1-15 mm |
| Archived: | For reference only |
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