A blue colour works (german: Blaufarbenwerke) is a

paintworks Paint is any pigmented liquid, liquefiable, or solid mastic composition that, after application to a substrate in a thin layer, converts to a solid film. It is most commonly used to protect, color, or provide texture. Paint can be made in many ...

where blue

pigment A pigment is a colored material that is completely or nearly insoluble in water. In contrast, dyes are typically soluble, at least at some stage in their use. Generally dyes are often organic compounds whereas pigments are often inorganic compo ...

for use in

glassmaking Glass production involves two main methods – the float glass process that produces sheet glass, and glassblowing that produces bottles and other containers. It has been done in a variety of ways during the history of glass. Glass container ...

is produced. Usually the

cobalt blue Cobalt blue is a blue pigment made by sintering cobalt(II) oxide with aluminum(III) oxide (alumina) at 1200 °C. Chemically, cobalt blue pigment is cobalt(II) oxide-aluminium oxide, or cobalt(II) aluminate, CoAl2O4. Cobalt blue is lighter ...

, needed for this purpose, was manufactured from cobalt-containing

ore Ore is natural rock or sediment that contains one or more valuable minerals, typically containing metals, that can be mined, treated and sold at a profit.Encyclopædia Britannica. "Ore". Encyclopædia Britannica Online. Retrieved 7 Apr ...

as in the case of the factories listed below.

Blue colour works

Album der Sächsischen Industrie Band 1 0163

Saxony Saxony (german: Sachsen ; Upper Saxon: ''Saggsn''; hsb, Sakska), officially the Free State of Saxony (german: Freistaat Sachsen, links=no ; Upper Saxon: ''Freischdaad Saggsn''; hsb, Swobodny stat Sakska, links=no), is a landlocked state of ...

** Oberschlema Blue Colour Works (''Blaufarbenwerk Oberschlema'') (founded 1644) in Oberschlema, according to some sources this was the largest blue colour works in the world ** Schneeberg Blue Colour Works (''Blaufarbenwerk Schneeberg'') (1568 to around 1580) in Schneeberg, the first small blue colour works in Saxony ** Unterjugel Blue Colour Works (''Blaufarbenwerk Unterjugel''), 17th century, in Unterjugel ** Niederpfannenstiel Blue Colour Works (''Blaufarbenwerk Niederpfannenstiel'') (founded 1635) in Niederpfannenstiel ** Schindler's Blue Colour Works (''Schindlersches Blaufarbenwerk'') (founded 1649) in Schindlerswerk ** Oehmesches Blue Colour Works (1649–1688) (''Oehmesches Blaufarbenwerk'') in Annaberg **

Zschopenthal Blue Colour Works The Zschopenthal Blue Colour Works (german: Blaufarbenwerk Zschopenthal) was a paintworks in the Ore Mountains that manufactured blue glass paste. It is located in the village of Waldkirchen, Saxony, Zschopenthal in the parish of Grünhainichen ...

(''Zschopenthal Blaufarbenwerk'') (1687–1847) in Zschopenthal *

Prussia Prussia, , Old Prussian: ''Prūsa'' or ''Prūsija'' was a German state on the southeast coast of the Baltic Sea. It formed the German Empire under Prussian rule when it united the German states in 1871. It was ''de facto'' dissolved by an em ...

Hasserode Blue Colour Works Hasserode has been a quarter in the town of Wernigerode in the German state of Saxony-Anhalt since 1907. Location Hasserode lies at the foot of the Harz Mountains in the valley of the River Holtemme, whose upper reaches include the water cas ...

(''Blaufarbenwerk Hasserode'') (to around 1850) *

Bohemia Bohemia ( ; cs, Čechy ; ; hsb, Čěska; szl, Czechy) is the westernmost and largest historical region of the Czech Republic. Bohemia can also refer to a wider area consisting of the historical Lands of the Bohemian Crown ruled by the Bohem ...

** Christophhammer Blue Colour Works (''Blaufarbenwerk Christophhammer'') (1750–1874) in Christophhammer *

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...

Modum Blue Colour Works Modum is a municipality in Buskerud in Viken county, Norway. The administrative centre of the municipality is the town of Vikersund. The municipality of Modum was established on 1 January 1838 (see formannskapsdistrikt). The area has a long tr ...

Modum Modum is a municipality in Buskerud in Viken county, Norway. The administrative centre of the municipality is the town of Vikersund. The municipality of Modum was established on 1 January 1838 (see formannskapsdistrikt). The area has a long tr ...

** Snarum Blue Colour Works in Snarum

Literature

* Wilhelm Bruchmüller: ''Der Kobaltbergbau und die Blaufarbenwerke in Sachsen bis zum Jahre 1653.'' Crossen, 1897
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* Friedrich Kapf: ''Beyträge zur Geschichte des Kobolts, Koboltbergbaues und der Blaufarbenwerke.'' Breslau, 1792
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Chemical industry Mining in the Ore Mountains Mining in the Harz