Mineral Information and Data:

Boyleite
ZnSO4 • 4H2O [CNMNC approved formula]

Named for Robert William Boyle (1920- ), Canadian geochemist, Geological Survey of Canada, Ottawa, Canada.

IMA status : Approved Species 1978 ()
CLASSIFICATION 
Dana
(8th edition) :
29.06.06.05  
  (29) Hydrated Acid and Sulfates
  (29.06) where A XO4 · x(H2O)
  (29.06.06) Rozenite Group (Monoclinic)
  
Nickel-Strunz
(10th edition) :
07.CB.15
  (07) Sulfates (selenates, tellurates, chromates, molybdates, wolframates)
  (07.C) Sulfates (selenates, etc.) without Additional Anions, with H2O
  (07.CB) With only medium-sized cations
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  
Other Properties: H2O Soluble.

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