Martite Articles about
Hematite 		 

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iron oxide pigments
   
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  !colspan 2 align=centerHematite
 
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  !colspan 2General
  Category "http://wwwinformationdelightinfo/encyclopedia/entry/Mineral" class="copylinks">Mineral
  "http://wwwinformationdelightinfo/encyclopedia/entry/Chemical_formula" class="copylinks">Chemical Formula Iron (III) Oxide , Fe<sub>2</sub>O<sub>3</sub>, α-Fe<sub>2</sub>O<sub>3</sub>
 
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  !colspan 2Identification
  "http://wwwinformationdelightinfo/encyclopedia/entry/Crystal_habit" class="copylinks">Crystal Habit Tabular to thick crystals
  "http://wwwinformationdelightinfo/encyclopedia/entry/Crystal_structure" class="copylinks">Crystal System Hexagonal (rhombohedral)
  "http://wwwinformationdelightinfo/encyclopedia/entry/Cleavage_(crystal)" class="copylinks">Cleavage None
  "http://wwwinformationdelightinfo/encyclopedia/entry/Fracture" class="copylinks">Fracture Uneven to sub-conchoidal
  "http://wwwinformationdelightinfo/encyclopedia/entry/Mohs_Scale" class="copylinks">Mohs Scale hardness 55 - 65
  "http://wwwinformationdelightinfo/encyclopedia/entry/Refractive_index" class="copylinks">Refractive Index Opaque
  "http://wwwinformationdelightinfo/encyclopedia/entry/Pleochroism" class="copylinks">Pleochroism None
  "http://wwwinformationdelightinfo/encyclopedia/entry/Mineral#Streak" class="copylinks">Streak Bright red to dark red
  "http://wwwinformationdelightinfo/encyclopedia/entry/Specific_gravity" class="copylinks">Specific Gravity 49 - 53
  "http://wwwinformationdelightinfo/encyclopedia/entry/Fusibility" class="copylinks">Fusibility
  "http://wwwinformationdelightinfo/encyclopedia/entry/Solubility" class="copylinks">Solubility
 
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  !colspan 2Major varieties
  "http://wwwinformationdelightinfo/encyclopedia/entry/Specularite" class="copylinks">Specularite