Mineral Information and Data:

Surite
(Pb,Ca)3Al2(Si,Al)4O10(CO3)2(OH)3 • 0.3H2O [CNMNC approved formula]

Named for the locality: Cruz del Sur mine, Rio Negro Province, Argentina.

IMA status : Approved Species 1978 ()
CLASSIFICATION 
Dana
(8th edition) :
71.02.04.02  
  (71) Phyllosilicate Sheets of Six-Membered Rings
  (71.02) with 2:1 Layers
  (71.02.04) Surite group
  
Nickel-Strunz
(10th edition) :
09.EC.75
  (09) Silicates
  (09.E) Phyllosilicates
  (09.EC) Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
  
Crystal system:  
Point group (H-M):
  
  
  

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