 Chrome gives a rich green — iron, a dark olive-green colour with the glass : if the proportion of iron be very small, the colour is evident only while the glass is warm, a circumstance which, independent of the difference between the green caused by...  Journal of the Royal Geological Society of Ireland - Side 226af Royal Geological Society of Ireland - 1862Fuld visning - Om denne bog
 | Thomas Gill (patent-agent) - 1822 - 498 sider
...transparency. but when slightly heated by the exterior flame of the lamp, becomes opaque, and turns milk-white, or is coloured, particularly if the flame has been...on the glass in an unequal and intermitting manner. Such are alkaline earths, yttria, glucina, zircon, the oxides of cerium, columbium, titanium, &c. But... | |
 | Jöns Jakob Berzelius - 1822 - 426 sider
...cooling, but, when slightly heated by the exterior flame of the lamp, becomes opaque and turns milk white, or is coloured, particularly if the flame has been...on the glass in an unequal and intermitting manner. Such are alcaline 56 REAGENTS, earths, yttria, glucina, zircon, the oxides of cerium, columbiuin, titanium,... | |
 | 1822 - 442 sider
...cooling, but, when slightly heated by the exterior flame of the lamp, becomes opaque and turns milk white, or is .coloured, particularly if the flame has been...on the glass in an unequal and intermitting manner. Such are alcaline earths, yttria, glucina, zircon, the oxyds of cerium, colnmbiUrti, titanium, &c.... | |
 | Jöns Jakob Berzelius (friherre) - 1822 - 402 sider
...cooling, but, when slightly heated by the exterior flame of the lamp, becomes opaque and turns milk white, or is coloured, particularly if the flame has been...on the glass in an unequal and intermitting manner. Such are alcaline earths, yttria, glucina, zircon, the oxides of ce-. rium, columbium, titanium, &c.... | |
 | Ebenezer Emmons - 1832 - 320 sider
...cooling, but when slightly heated by the exterior flame of the lamp, becomes opake and turns milk-white, or is coloured, particularly if the flame has been...on the glass in an unequal and intermitting manner. Such are the alkaline earths, yltria, glucina, zirconia, the oxides of cerium, columbium, titanium.... | |
 | Ebenezer Emmons - 1832 - 318 sider
...cooling, but when slightly heated by the exterior flame of the lamp, becomes opake and turns milk-white, or is coloured, particularly if the flame has been directed on the glass in an unequal and intermitling manner. Such are the alkaline earths, yttria, glucina, zirconia, the oxides of cerium,... | |
 | Aquilla Smith - 1862 - 80 sider
...a continued shower until the assay is entirely dissolved. Some minerals become transparent, others become opaque, while a few change colour. Solution...dissolved in the borax. This property has been termed flaming by Berzelius. 2. Salt of Phosphorus Flux, or, as it is commonly called, microcosmic salt, is... | |
 | Aquilla Smith - 1862 - 78 sider
...a continued shower until the assay is entirely dissolved. Some minerals become transparent, others become opaque, while a few change colour. Solution...dissolved in the borax. This property has been termed flaming by Berzelius. 2. Salt of Phosphorus Flux, or, as it is commonly called, microcosmic salt, is... | |
 | 1862 - 400 sider
...the colour imparted to the glass, by which the presence of several metals is indicated. Chrome givee a rich green — iron, a dark olive-green colour with...dissolved in the borax. This property has been termed ßaming by Berzelius. 2. Sali of Phosphorus flux, or, as it is commonly called, microcosmie salt, is... | |
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