| Locality type: | Tunnel |
| Classification |
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| Species: | Epidote |
| Formula: | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Epidote data |
| Locality Data: | Click here to view Grua Railway Tunnel, Grua, Lunner, Akershus, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 776146 |
| Long-form Identifier: | 1:3:776146:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Epidote |
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| 0.3km (0.2 miles) | ⓘKalkovnen, Østhagan Nature Reserve, Grua mining district, Lunner, Akershus, Norway |
| 0.5km (0.3 miles) | ⓘGrua Tunnel, Grua, Lunner, Akershus, Norway |
| 1.8km (1.1 miles) | ⓘNyseter Zinc Mines, Grua mining district, Lunner, Akershus, Norway |
| 2.1km (1.3 miles) | ⓘSkjerpemyr Mine, Grua mining district, Lunner, Akershus, Norway |
| 4.6km (2.9 miles) | ⓘKarlstjern Mines, Grua mining district, Lunner, Akershus, Norway |
| 13.0km (8.1 miles) | ⓘKongens Mine, Elsjøkongen, Elsjø Mining Field, Nannestad, Akershus, Norway |
| 13.8km (8.6 miles) | ⓘErdmann Mine, Engelstadvangen, Elsjø Mining Field, Nannestad, Akershus, Norway |
| 15.1km (9.4 miles) | ⓘDalstjern Mine, Elsjø Mining Field, Nannestad, Akershus, Norway |
| 27.8km (17.3 miles) | ⓘSandermosen, Maridalen, Oslomarka, Oslo, Norway |
| 30.9km (19.2 miles) | ⓘBjønndalen Quarry, Nittedal, Akershus, Norway |
| References |
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Grua Railway Tunnel, Grua, Lunner, Akershus, Norway