例文・使い方で印象づける「silica」の覚え方
スポンサーリンク...In the hardening process the silica was sometimessweated out of this rock, and it exists now as pretty efflorescences ofwell-shaped crystals... 
David Livingstone 「The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873」
...During this process the animal matter of bonesor other objects would disappear and its placebe taken by lime or silica, and thus would beformed a layer of rock containing fossils...
Frederic A. Lucas 「Animals of the Past」
...The per cent of silica in the ash of several common fodderplants is given below:...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...of silica, 40 of alumina, and 13of water...
Richard Glazier 「A Manual of Historic Ornament」
..., are nativeearths, consisting chiefly of silica and alumina in combination withiron, which latter forms the principal colouring matter...
George Field 「Field's Chromatography」
...In most specimens iron ispresent, varying in quantity from a mere trace up to five per cent,together with silica and alumina...
George Field 「Field's Chromatography」
...A mixtureof lime and clay, a tufaceous deposit, and an apparently recent depositof soapstone, containing a variety of substances, as alumina, silica,lime, soda, magnesia, and iron...
Charles Sturt 「Expedition into Central Australia」
...25 Rock composed principally of silica and alumen forming sandstone...
Charles Sturt 「Expedition into Central Australia」
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