Mineral Information and Data:

Calumetite
Cu(OH)2 • 2H2O [CNMNC approved formula]

Named for the locality : Centennial mine, Calumet, Houghton County. Michigan, USA.

IMA status : Approved Species 1963 ()
CLASSIFICATION 
Dana
(8th edition) :
06.02.05.01  
  (06) Hydroxides and Oxides Containing Hydroxyl
  (06.02) where X++ (OH)2
  (06.02.05)
  
Nickel-Strunz
(10th edition) :
03.DA.40
  (03) Halides
  (03.D) Oxyhalides, Hydroxyhalides and Related Double Halides
  (03.DA) With Cu, etc., without Pb
  
Crystal system:  
Point group (H-M):
  
  
  

<<< BACK TO MINERAL SEARCH