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  2. Blaafarveværket - Wikipedia

    en.wikipedia.org/wiki/Blaafarveværket

    The works mined cobalt ore and manufactured by smelting blue cobalt glass 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. [1]

  3. Glass coloring and color marking - Wikipedia

    en.wikipedia.org/wiki/Glass_coloring_and_color...

    Details of the process and the composition of the glass vary and so do the results, because it is not a simple matter to obtain or produce properly controlled specimens. [5] Small concentrations of cobalt (0.025 to 0.1%) yield blue glass. The best results are achieved when using glass containing potash. Very small amounts can be used for ...

  4. Cobalt glass - Wikipedia

    en.wikipedia.org/wiki/Cobalt_glass

    Cobalt glass—known as "smalt" when ground as a pigment—is a deep blue coloured glass prepared by including a cobalt compound, typically cobalt oxide or cobalt carbonate, in a glass melt. Cobalt is a very intense colouring agent and very little is required to show a noticeable amount of colour. Cobalt glass plates are used as an optical ...

  5. Blue pigments - Wikipedia

    en.wikipedia.org/wiki/Blue_pigments

    It combined cobalt(II) oxide with aluminum(III) oxide at 1200 °C. It was also used as colorant, particularly in blue glass and as the blue pigment used for centuries in Chinese blue and white porcelain, beginning in the late eighth or early ninth century. [15] Cobalt glass, or Smalt, is a variation of cobalt blue. It is made of ground blue ...

  6. On-set virtual production - Wikipedia

    en.wikipedia.org/wiki/On-set_virtual_production

    OSVP contrasts with virtual studio technology, in which a green screen backdrop surrounds the set, and the virtual surroundings are composited into the green screen plate downstream from the camera, in that in OSVP the virtual world surrounding the set is visible to the camera, actors, and crew, and objects on set are illuminated by light from ...

  7. Jasperware - Wikipedia

    en.wikipedia.org/wiki/Jasperware

    The fired body is naturally white but usually stained with metallic oxide colors; its most common shade is pale blue, but dark blue, lilac, sage green (described as "sea-green" by Wedgwood), [9] black, and yellow are also used, with sage green due to chromium oxide, blue to cobalt oxide, and lilac to manganese oxide, with yellow probably coming ...

  8. File:White porcelain Jar with Plum, Bamboo and Bird Design in ...

    en.wikipedia.org/wiki/File:White_porcelain_Jar...

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  9. Bristol blue glass - Wikipedia

    en.wikipedia.org/wiki/Bristol_blue_glass

    It is uncertain when Bristol blue glass was first made but the quality and beauty of the glass swiftly gained popularity, with seventeen glass houses being set up in the city. [3] Lazarus and Isaac Jacobs were the most famous makers of Bristol blue glass in the 1780s. Lazarus Jacobs was a Jewish immigrant to Bristol from Frankfurt am Main, Germany.