Blaafarveværket
Blaafarveværket, or the Blue Colour Works, was a mining and industrial company located in Åmot in Modum in Buskerud, Norway, which existed from 1776 to 1898, and which was Norway's largest mining company in the first half of the 19th century. The works mined cobalt ore and manufactured by smelting blue cobalt glass (smalt) and cobalt blue (cobalt aluminate) pigment. It is currently a large open-air industrial museum and an art gallery; it is the largest and best preserved mine museum in Europe, and one of Norway's most visited attractions. • Illustration — Blaafarveværket in Åmot The company was founded as the Royal Blue Colour Works by King Christian VII in 1776 and was one of the few companies with lasting significance from the age of mercantilism, played an important role in Norwegian trade with Denmark, the Netherlands and the Far East and had a decisive impact on the Norwegian economy in the period around 1814.
Also recorded as Blue Colour Works
Blaafarveværket

Wolfmann · CC BY-SA 4.0
- Founded
- 1776
- Headquarters
- Norway
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Documentary evidence
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Authority files
gnd · 1060818086 · wikidata · Q882820 · wikipedia · Blaafarveværket
In this article
History
History
In 1822 the company was sold to the Berlin banker Wilhelm Christian Benecke and Benjamin Wegner, and their ownership lasted until 1849, a period regarded as the company's heyday and during which it became the largest industrial company of the country. The company went bankrupt in 1849 in the wake of the revolutions of 1848 and competition from synthetic ultramarine, but a greatly reduced activity continued until 1898. From 1968 Blaafarveværket has been made available to the public as an open-air industrial museum and art gallery, run by the non-profit foundation Stiftelsen Blaafarveværket. The largest and best preserved traditional mining museum in Europe. It is presented to the public like the mining company it was during its heyday around 1840.
• Illustration — Benjamin Wegner, the director-general from 1822 to 1849, during Blaafarveværket's heyday
Royal ownership
Royal ownership
Blaafarveværket was founded by King Christian VII of Denmark-Norway in 1776. Its early history is closely tied to that of the Royal Porcelain Factory in Copenhagen, as cobalt was essential for decorating porcelain. The establishment of the company represented an enormous investment on the part of the King, equivalent to the tax revenues for all of Denmark-Norway for a whole year. According to historian Ingerid Hagen, Blaafarveværket was one of the few Dano-Norwegian companies with lasting significance from the mercantilist era, played an important role in Norwegian trade with Denmark, the Netherlands and countries in Asia and had a decisive impact on the Norwegian economy in the period around 1814.
The Benecke–Wegner era
The Benecke–Wegner era
• Illustration — Haugfossen • Illustration — Mines • Illustration — Bøtkerverkstedet (cooper workshop) During the Napoleonic Wars the royal company was pledged by the king as security for a loan, and when the state could not redeem the pledge after the Napoleonic Wars, it was taken over by the bankruptcy estate of the Swedish businessman Peter Wilhelm Berg, and sold at a public auction to a group of investors led by the prominent Berlin banker Wilhelm Christian Benecke (since ennobled as Baron Benecke). The purchase, officially in the name of a Christiania-based merchant who acted as a strawman, was orchestrated by Benecke's young associate Benjamin Wegner, who came to Norway to evaluate the company and buy it if he saw fit. After few years Benecke and Wegner formally acquired all the shares, and the company legally operated as Benecke & Wegner. Wegner also took over as director-general (CEO), a position he held from 1822 until 1849. During Benecke and Wegner's ownership, the company saw a large expansion and became the largest company in the country. It employed more than 2,000 workers, and in its peak supplied 80 percent of the world market for cobalt pigments. Wegner also instituted many important social reforms for the workers.
Reduced activity 1849–1898
Reduced activity 1849–1898
The economic crisis resulting from the revolutions of 1848, in addition to the competition from the new and cheaper synthetic blue dye, ultramarine, led to the bankruptcy of Blaafarveværket in 1849. The company was sold to its most important business partner, Goodhall & Reeves of England. However, due to the economic recession, the new owners did not succeed in making the company profitable again, and in 1855 it was sold to a German company, Sächsischer Blaufarbenwerkverein. The production of pigment at the works ceased in 1857, but mining was kept up until 1898, when the company was dissolved.
Museum and art gallery
Museum and art gallery
Today Blaafarveværket is a large open-air industrial museum and art gallery. In 1968 a project to make Blaafarveværket available to the public as an industrial museum was started, on the initiative of Kjell Rasmus Steinsvik and his wife Tone Sinding Steinsvik. In 1970 the non-profit foundation Stiftelsens Modums Blaafarveværket was founded. Blaafarveværket has since become one of the most important art galleries in Scandinavia, and has over the years exhibited the works of many major Norwegian and foreign artists. In the summer of 2003, the gallery hosted an exhibition of the paintings of Queen Margrethe II of Denmark. In 1993, the old cobalt mines opened as a tourist attraction, and the entire area now serves as a large open-air museum. Since the 1990s Blaafarveværket has been the largest and best preserved traditional mining museum in Europe, and one of Norway's most visited attractions. It is presented to the public like the mining company it was during its heyday around 1840. The museum and art gallery are operated by the foundation on a non-profit basis and are funded partially by public and private grants and partially by tickets sales and related activities. The former Kongsberg Silver Mines with the current Norwegian Mining Museum is located about 30 kilometres from Blaafarveværket, but the museum and the parts of the former silver mines that are open to the public are significantly less extensive, and the preserved parts of the mining environment are more limited.
Institutional history
Dated record
Institutional history
Explore 1776–1898
The full dated record · 3 entries
1776
Blaafarveværket established.
1776
Blaafarveværket is recorded from 1776.
1898
Blaafarveværket ceased.
Places
Named by the record
Places
Only places the record itself states, plotted where the house gazetteer settles their coordinates. Nothing is inferred from a name or a nationality.
- Norway
Named but not plotted · 1
Blaafarveværket is associated with Norway.
Country
Primary material
Documents and archives
reference work
- “Blaafarveværket”, English Wikipedia, consulted as further reading
Reputable secondary · Wikipedia
- Wikidata, structured authority record Q882820: Blaafarveværket
Reputable secondary · Wikidata
scholarly publication
- The Production of Smalt, and other Cobalt Compounds at the Blaafarveværket, Modum, Norway, Forensic Archaeology, Anthropology and Ecology, 2025
Scholarly · Crossref registry · 2025
authority file
- Gemeinsame Normdatei 1060818086, Blaafarveværket.
General reference · Deutsche Nationalbibliothek
Text attribution
Licensing
Text attribution
Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Blaafarveværket, revision 1235729947 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1."Ingen sommer uten Blaafarveværket," Byavisa Drammen, 21 June 2017
- 2.Guri Kulås, "Før oljen var kobolten," Klassekampen, 31 May 2014, pp. 40–41
- 3.Schlesischesammlungen.eu. Wilhelm Christian Benecke von Gröditzberg (1779-1860).
- 4.Blaafarveværket. Royal Modum Blaafarveværk.
- 5.Kulturminnesøk. Blåfargeverket museum.
References
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
scholarly publication
The Production of Smalt, and other Cobalt Compounds at the Blaafarveværket, Modum, Norway, Forensic Archaeology, Anthropology and Ecology, 2025Crossref registry
Institutional witnessreference work
Secondary witnessauthority file
Gemeinsame Normdatei 1060818086, Blaafarveværket.Deutsche Nationalbibliothek
Secondary witnessreference work
Secondary witness
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
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