Locality type: | Mine |
Classification |
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Species: | Laumontite |
Formula: | CaAl2Si4O12 · 4H2O |
Comments: | Laumontite samples from Byrud has been erronously labelled as bavenite (Ellingsne 2003) |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Laumontite data |
Locality Data: | Click here to view Byrud Emerald Mines, Minnesund, Eidsvoll, Viken, Norway |
Photo Gallery | View Gallery (2 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 347949 |
Long-form Identifier: | 1:3:347949:0 |
GUID (UUID V4): | 68740a2f-2617-4c0c-a7a6-2665877bd4c3 |
Nearest other occurrences of Laumontite |
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32.7km (20.3 miles) | ⓘErdmann Mine, Engelstadvangen, Elsjø Mining Field, Nannestad, Viken, Norway |
33.0km (20.5 miles) | ⓘEngelstadvangen, Elsjø Mining Field, Nannestad, Viken, Norway |
34.0km (21.1 miles) | ⓘRambydalen Quarry, Ullensaker, Viken, Norway |
34.1km (21.2 miles) | ⓘGrua Tunnel, Grua, Lunner, 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 |
69.2km (43.0 miles) | ⓘSkaret, Sollihøgda, Hole, Buskerud, Norway |
81.8km (50.8 miles) | ⓘVardåsen Tunnel, Asker, Viken, Norway |
84.8km (52.7 miles) | ⓘLiertoppen, Lier, Buskerud, 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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Byrud Emerald Mines, Minnesund, Eidsvoll, Viken, Norway