Mineral Information and Data:

Studtite  
(UO2)2O2(H2O)2 • 2H2O [CNMNC approved formula]

Named for Franz Edward Studt, Belgian prospector and geologist, author of the first geological map (1913) of Shava, Zaire.

IMA status : Valid species (Pre-IMA 1947) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
05.03.01.01  
  (05) Oxides Containing Uranium and Thorium
  (05.03) with a cation charge of 8+ (AO4) and hydrated
  (05.03.01) Studtite Group
  
Nickel-Strunz
(10th edition) :
04.GA.15
  (04) Oxides and Hydroxides
  (04.G) Uranyl Hydroxides
  (04.GA) Without additional cations
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  
Other Properties: Radioactive.

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