Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A black or blackish-red to brick-red mineral, essentially Fe2O3, the chief ore of iron.
from The Century Dictionary.
- noun Native anhydrous iron sesquioxid, or redoxid of iron, Fe2O3.
- noun An intaglio cut in hematite.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) An important ore of iron, the sesquioxide, so called because of the red color of the powder. It occurs in splendent rhombohedral crystals, and in massive and earthy forms; -- the last called red ocher. Called also
specular iron ,oligist iron ,rhombohedral iron ore , andbloodstone . See Brown hematite, underbrown .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun An
iron ore , mainlyperoxide of iron, Fe2O3.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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The key to determining if ultra violet light or oxygen formed the hematite is the crystalline structure of the hematite itself.
Deep-sea Rocks Point To Early Oxygen On Earth | Impact Lab 2009
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But the two things they have in common is they're landing in areas where we believe just based on the geological formations appear to have either been lake beds or could have sustained hematite, which is commonly found on earth-bound, you know, bottoms of lake beds, sediment and so forth.
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Fully nine-tenths of the iron production of the world comes from the so-called hematite ores, meaning ores in which hematite is the dominant mineral, though most of them contain other iron minerals in smaller quantities.
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The compass is useless on these hills, as they are composed of micaceous iron ore, with brown hematite, which is very magnetic.
Explorations in Australia, Illustrated, John Forrest 1882
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France, called at the present day hematite, which is red in colour and is much employed for burnishing gold.
Lives of the Most Eminent Painters Sculptors and Architects Vol. 04 (of 10), Filippino Lippi to Domenico Puligo Giorgio Vasari 1542
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The key to determining if ultra violet light or oxygen formed the hematite is the crystalline structure of the hematite itself.
SpaceRef Top Stories 2009
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A soft, reddish mineral called hematite was mixed with the fat of an animal, such as a deer, to make a paintlike paste, Burge said.
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The key to determining if ultra violet light or oxygen formed the hematite is the crystalline structure of the hematite itself.
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The key to determining if ultra violet light or oxygen formed the hematite is the crystalline structure of the hematite itself.
Penn State Live 2009
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Usually when an archaeologist reports "hematite," he is referring to the non-earthy forms.
Tseh So, a Small House Ruin, Chaco Canyon, New Mexico : 1937
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