Mineral Information and Data:

Caryinite
(Na,Pb)(Ca,Na)CaMn2+2(AsO4)3 [CNMNC approved formula]

Named for the Greek for "nut-brown", its common color.

IMA status : Approved Species 1874 ()
CLASSIFICATION 
Dana
(8th edition) :
38.02.02.01  
  (38) Anhydrous Phosphates, etc
  (38.02) (A+ B++)5 (XO4)3
  (38.02.02) Alluaudite-Wyllieite Group (Alluaudite Subgroup)
  
Nickel-Strunz
(10th edition) :
08.AC.10
  (08) Phosphates, Arsenates, Vanadates
  (08.A) Phosphates, etc. without additional anions, without H2O
  (08.AC) With medium-sized and large cations
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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