Mineral Information and Data:

Carraraite
Ca3Ge(SO4)(CO3)(OH)6 • 12H2O [CNMNC approved formula]

Named for the locality: Gioia quarry, Colonnata valley, Carrara basin region, Apuan Alps, Italy.

IMA status : Approved Species 1998 ()
CLASSIFICATION 
Dana
(8th edition) :
32.04.04.05  (This Dana# Added)
  (32) Compound Sulfates
  (32.04) (hydrous) with poly-anionic formula
  (32.04.04) Charlesite Group
  
Nickel-Strunz
(10th edition) :
07.DG.15
  (07) Sulfates (selenates, tellurates, chromates, molybdates, wolframates)
  (07.D) Sulfates (selenates, etc.) with additional anions, with H2O
  (07.DG) With large and medium-sized cations; with NO3, CO3, B(OH)4, SiO4 or IO3
  
Crystal system:  
Point group (H-M):
  
  
  

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