Mineral Information and Data:

Niggliite
PtSn [CNMNC approved formula]

Named for Paul Niggli (1888-1953), Professor at Zurich, Switzerland.

IMA status : Valid species (Pre-IMA 1937) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
01.02.10.01  
  (01) Native Elements
  (01.02) with platinum group metals and alloys
  (01.02.10)
  
Nickel-Strunz
(10th edition) :
01.AG.60
  (01) Elements
  (01.A) Metals and Intermetallic Alloys
  (01.AG) PGE-metal alloys
  
Crystal system: Hexagonal System
Point group (H-M): 6/mmm (or 6/m 2/m 2/m) — dihexagonal-dipyramidal
  
  
  

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