  Monazite.  
Description from the source: 
Monazite ( (Ce La Nd Th) P O4 mon.), Steli near Tveit, Iveland, Nordge. Extremely well crystallized example. 0,8x0,4x0,4 cm; 5 g with box. 
Source: Simone Citon 
Contributor: John Gray 
Acquired: 28 January, 2009 
Text Updated: 29 January, 2009 
Price: Trade 
Size: 0.3" 
Composition: (CeLaNdTh)PO4
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