Cobalt glass
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Cobalt glass, also 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
Cobalt glass for decoration
Regulation cobalt blue olive oil tasting glass with a watch glass cover
Ming dish, with smalt blue decoration
Late Roman (circa 4th century AD) finger ring with blue glass intaglio of the figure of Victory
Cobalt
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Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of
Cobalt glass
…Cobalt glass, also 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…
Kobalt electrolytic and 1cm 3 cube
A block of electrolytically refined cobalt (99.9% purity) cut from a large plate
Cobalt tool tip
Cobalt(II) chloride hexahydrate