| Locality type: | Mine |
| Classification |
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| Species: | Goethite |
| Formula: | α-Fe3+O(OH) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Goethite data |
| Locality Data: | Click here to view Byrud Emerald Mines, Minnesund, Eidsvoll, Viken, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 558260 |
| Long-form Identifier: | 1:3:558260:0 |
| GUID (UUID V4): | c4a420c5-ea30-423d-8dcc-7cb49137ceaa |
| Nearest other occurrences of Goethite |
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| 15.6km (9.7 miles) | ⓘTangen Mn Mine, Hurdalsjøen, Nannestad, Viken, Norway |
| 34.0km (21.1 miles) | ⓘRambydalen Quarry, Ullensaker, Viken, Norway |
| 36.1km (22.4 miles) | ⓘSkjerpemyr Mine, Grua mining district, Grua, Lunner, Viken, Norway |
| 36.6km (22.7 miles) | ⓘLykkens Prøve, Grua mining district, Grua, Lunner, Viken, Norway |
| 40.3km (25.1 miles) | ⓘGjerdingselva, Lunner, Viken, Norway |
| 42.8km (26.6 miles) | ⓘDelebekken Quarry, Nittedal, Viken, Norway |
| 49.4km (30.7 miles) | ⓘBjønndalen Quarry, Nittedal, Viken, Norway |
| 53.1km (33.0 miles) | ⓘHuken Quarry, Grorud, Oslo, Norway |
| 53.5km (33.2 miles) | ⓘRomsås, Grorud, Oslo, Norway |
| 55.4km (34.4 miles) | ⓘSandbekken, Løvenstad, Rælingen, Viken, Norway |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | The emerald deposit at Byrud, Eidsvoll, South Norway Fred Steinar Nordrum, Kongsberg, and Gunnar Raade...occurrence of emerald has been mined, located at the Byrud farm on the shore of Lake Mj0sa near Minnesund in Eidsvoll...specimens. History The initial discovery of the emerald occurrence is not documented, but it probably took...pieces with translucent crystals of green beryl (emerald). At a later stage, the name Gustaf Nauckhoff (1847-1919)...with green, nontranslucent beryl crystals from Byrud, in which the labeis say that they were gifts to |  | | Journal (issue) | | SUMMER 2008 PAGES 107– 200 Emeralds from Byrud, Norway Modeling the Koh-i-Noor Diamond Coated Tanzanite...of Emeralds from a Historical Deposit: Byrud (Eidsvoll), Norway Benjamin Rondeau, Emmanuel Fritsch, Jean-Jacques...extracurricular activities. Field trips to the gem pegmatite mines of San Diego County, a gem photography contest and...OF EMERALDS FROM A HISTORICAL DEPOSIT: BYRUD (EIDSVOLL), NORWAY Benjamin Rondeau, Emmanuel Fritsch, Jean-Jacques...Steinar Nordrum, and Lee Groat An emerald deposit at Byrud, in southern Norway, yielded significant quantities |
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