Mineral Information and Data:

Nordenskioldine
CaSn4+(BO3)2 [CNMNC approved formula]

Named for Nils A. E. Nordenskiƶld (1832-1901), Swedish mineralogist and Arctic explorer.

IMA status : Valid species (Pre-IMA 1887) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
24.03.03.01  
  (24) Borates - Anhydrous
  (24.03) where (A)m (B)n [XO3]p
  (24.03.03)
  
Nickel-Strunz
(10th edition) :
06.AA.15
  (06) Borates
  (06.A) Monoborates
  (06.AA) BO3, without additional anions; 1(D).
  
Crystal system: Trigonal System
Point group (H-M): 3 — rhombohedral
  
  
  

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