Mineral Information and Data:

Carminite
PbFe3+2(AsO4)2(OH)2 [CNMNC approved formula]

Named for the characteristic carmine color.

IMA status : Valid species (Pre-IMA 1850) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
41.10.06.01  
  (41) Anhydrous Phosphates Containing Hydroxyl or Halogen
  (41.10) where (A++ B++)3 (XO4)2 Zq
  (41.10.06) Carminite Group
  
Nickel-Strunz
(10th edition) :
08.BH.30
  (08) Phosphates, Arsenates, Vanadates
  (08.B) Phosphates, etc. with Additional Anions, without H2O
  (08.BH) With medium-sized and large cations, (OH,etc.):RO4 = 1:1
  
Crystal system: Orthorhombic System
Point group (H-M): mmm (or 2/m 2/m 2/m) — dipyramidal
  
  
  

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