| Locality type: | Quarry |
| Classification |
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| Species: | Pyrrhotite |
| Formula: | Fe7S8 |
| Confirmation |
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| Validity: | Believed Valid |
| References |
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| References: | Størseth, L. R. (2016): Kompleks sulfidmineralisering i kaledonske kvartsganger ved Trondheim. Norsk mineralsymposium 2016: 61-76 |
| Data |
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| Mineral Data: | Click here to view Pyrrhotite data |
| Locality Data: | Click here to view Trolla Quarry, Bymarka, Trondheim, Trøndelag, Norway |
| Nearest other occurrences of Pyrrhotite |
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| 22.8km (14.1 miles) | | ⓘFlå Mine, Vassfjellet, Melhus, Trøndelag, Norway |
| 50.7km (31.5 miles) | | ⓘGunna Prospect, Grefstodfjellet, Meldal, Trøndelag, Norway |
| 52.3km (32.5 miles) | | ⓘDragset Mine (Dragset copper-zinc deposit), Meldal, Trøndelag, Norway |
| 52.5km (32.6 miles) | | ⓘSvinsås Jasper Quarry, Meldal, Trøndelag, Norway |
| 64.4km (40.0 miles) | | ⓘFløttum Mine, Midtre Gauldal, Trøndelag, Norway |
| 69.3km (43.1 miles) | | ⓘBlåstøten Prospect, Holtålen, Trøndelag, Norway |
| 72.4km (45.0 miles) | | ⓘGressli Mine, Gressli, Tydal, Trøndelag, Norway |
| 75.6km (47.0 miles) | | ⓘLillefjell Mine, Meråker, Trøndelag, Norway |
| 79.0km (49.1 miles) | | ⓘRødhammeren Mine, Haltdalen, Holtålen, Trøndelag, Norway |
| 93.1km (57.8 miles) | | ⓘKillingdal Mines, Ålen, Holtålen, Trøndelag, Norway |