 ... system. The red crystals turn yellow when heated, and resume their red tint on cooling. The yellow crystals obtained by sublimation retain their colour when cooled ; but, on the slightest rubbing or stirring with a pointed instrument, the part which...  The Brain as an Organ of Mind - Page 6by H. Charlton Bastian - 1880 - 708 lehteFull view - About this book
 | Leopold Gmelin - 1848 - 568 lehte
...sulphur-yellow rhombic tables of the oblique prismatic system. The red crystals turn yellow as often as they are heated, and resume their red tint on cooling. The...group of crystals as far as they adhere together. In this case the yellow crystals retain their external form unchanged, while the compound atoms must... | |
 | 1848 - 600 lehte
...sulphur-yellow rhombic tables of the oblique prismatic system. The red crystals turn yellow as often as they are heated, and resume their red tint on cooling. The...group of crystals as far as they adhere together. In this case the yellow crystals retain their external form unchanged, while the compound atoms must... | |
 | Leopold Gmelin - 1848 - 580 lehte
...sulphur-yellow rhombic tables of the oblique prismatic system. The red crystals turn yellow as often as they are heated, and resume their red tint on cooling. The...by sublimation retain their colour when cooled; but ou the slightest rubbing or stirring with a pointed instrument, the part which is touched turns scarlet,... | |
 | Henry Watts - 1864 - 1002 lehte
...but when sublimed at a higher temperature, in sulphur-yellow rhombic tables of the monoclinic system. The red crystals turn yellow when heated, and resume...group of crystals as far as they adhere together. Carbonate of calcium, Ca''COa, in the form of calcspar, whose specific gravity =2-721, belongs to the... | |
 | Robert Galloway - 1864 - 808 lehte
...rhombic tables, of tlie oblique prismatic system. The red crystals turn yellow as often as they are heated, and resume their red tint on cooling. The...group of crystals, as far as they adhere together. In this case, the yellow crystals retain their external form unchanged, •while the compound atoms... | |
 | Henry Watts - 1870 - 1000 lehte
...but when sublimed at a higher temperature, in sulphur-yellow rhombic tables of the monoclinic system. The red crystals turn yellow when heated, and resume...group of crystals as far as they adhere together. Carbonate of calcium, Ca''C03, in the form of calcspar, whose specific gravity =2-721, belongs to the... | |
 | H. Charlton Bastian - 1872 - 824 lehte
...but when sublimed at a higher temperature in sulphur-yellow, rhombic tables of the monoclinic system. The red crystals turn yellow when heated, and resume...group of crystals as far as they adhere together.' (Vol. ii. p. 332.) Then again : — ' Nitrate of potassium usually crystallizes in the form of arragonite... | |
 | H. Charlton Bastian - 1872 - 834 lehte
...temperature in sulphur-yellow, rhombic tables of the monoclinic system. The red crystals turn yellow *'ben heated, and resume their red tint on cooling. The...group of crystals as far as they adhere together.' (Vol. ii. p. 332.) Then again: — ' Nitrate of potassium usually crystallizes in the form of arragonite... | |
 | H. Charlton Bastian - 1872 - 822 lehte
...but when sublimed at a higher temperature in sulphur-yellow, rhombic tables of the monoclinic system. The red crystals turn yellow when heated, and resume...obtained by sublimation retain their colour when cooled j but, on the slightest rubbing or stirring with a pointed instrument, the part which is touched turns... | |
 | H. Mortimer Franklyn - 1881 - 830 lehte
...the crystals are red, but on heating they turn yellow, and on cooling again assume the red tint. " The yellow crystals obtained by sublimation retain their colour when cooled ; but when touched with a pointed instrument the part touched turns scarlet, and this change of colour extends... | |
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