haematite

[ UK /hˈiːmɐtˌa‍ɪt/ ]
NOUN
  1. the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form
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How To Use haematite In A Sentence

  • We now come to large masses of haematite, which is often ferruginous: there is conglomerate too, many quartz pebbles being intermixed. The Last Journals of David Livingstone from 1865 to His Death
  • We saw several miners, who told us that they got the ore (known as haematite, or iron oxide) at a depth of from 90 to 100 yards, working by candle-light, and that they received about 2s. 6d. per ton as the product of their labour. From John O'Groats to Land's End
  • Great masses of iron haematite cropped up above the surfaces in these forests. How I Found Livingstone
  • The coercivity of haematite exceeds that of magnetite, and hence this technique is of little use on haematite-dominated magnetizations.
  • “Box No. 27,” Iron from Mugnah, proved to be haematite (which is magnetic), with some red-brown oxide of iron and quartz. The Land of Midian
  • search engine registration to it, and madrona pistillate in a lexicon of brno, he may not be spaciotemporal to acidophile the painter at haematite. Rational Review
  • To achieve the reflective gleam of solid gold which is the aim of water gilding it needs to be burnished by rubbing the surface with a burnisher, usually a hard polished stone such as haematite or agate mounted in a wooden handle.
  • Haematite is iron oxide - a grey form of the mineral that has a larger crystalline structure than the more familiar red stuff, or rust.
  • Natural red chalk is obtained from the red ochre variety of haematite, natural grey chalk from brick clay, natural white chalk from the chalk variety of calcite or soapstone, and natural black chalk from carbonaceous shale.
  • The ores in question have various local names: brown haematite (xanthosiderite), limonite, pea ore, conglomerate ore, minette (iron ooliths), sea ore, bog ore, stilpnosiderite, yellow clay ironstone, yellow ochre. 6. Purifying absorbent
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