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Scheelite
  CATEGORIES ABOUT SCHEELITE
   
calcium minerals
   
tungstate minerals
   
gemstones
   
phosphors and scintillators
   
laser gain media
   
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  !colspan 2 align=centerScheelite
 
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  !colspan 2General
  Category "http://wwwinformationdelightinfo/encyclopedia/entry/Mineral" class="copylinks">Mineral
  "http://wwwinformationdelightinfo/encyclopedia/entry/Chemical_formula" class="copylinks">Formula Calcium Tungstate - CaWO<sub>4</sub>
 
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  !colspan 2Identification
  "http://wwwinformationdelightinfo/encyclopedia/entry/Crystal_habit" class="copylinks">Habit Pseudo-octahedra, massive, columnar, granular
  "http://wwwinformationdelightinfo/encyclopedia/entry/Crystal_structure" class="copylinks">System Tetragonal
  "http://wwwinformationdelightinfo/encyclopedia/entry/Cleavage_(crystal)" class="copylinks">Cleavage Distinct, two directions
  "http://wwwinformationdelightinfo/encyclopedia/entry/Fracture" class="copylinks">Fracture Subconchoidal to uneven - brittle
  "http://wwwinformationdelightinfo/encyclopedia/entry/Mohs_scale_of_mineral_hardness" class="copylinks">Hardness 45-5
  "http://wwwinformationdelightinfo/encyclopedia/entry/Lustre" class="copylinks">Lustre Vitreous to adamantine
  "http://wwwinformationdelightinfo/encyclopedia/entry/Refractive_index" class="copylinks">RI 1918&ndash1937 ( DR +0016)
  "http://wwwinformationdelightinfo/encyclopedia/entry/Pleochroism" class="copylinks">Pleochroism Definite dichoric in yellow (yellow to orange-brown)
  "http://wwwinformationdelightinfo/encyclopedia/entry/Streak" class="copylinks">Streak White
  "http://wwwinformationdelightinfo/encyclopedia/entry/Specific_gravity" class="copylinks">SG 59&ndash61
  "http://wwwinformationdelightinfo/encyclopedia/entry/Fusibility" class="copylinks">Fusibility With difficulty
  "http://wwwinformationdelightinfo/encyclopedia/entry/Solubility" class="copylinks">Solubility Soluble in acids