AM_Nobleite Formula: Ca B6 O14 H8 Name: Nobleite Unit cell: 14.58 8.024 9.8486 90.0 111.801 90.0 , V=1069.78 Space group: P121/A1 (14)

Karanovic L , Rosic A , Poleti D , European Journal of Mineralogy , 16 (2004) p.825-833, Crystal structure of nobleite, Ca[B6O9(OH)2]*3H2O, from Jarandol (Serbia), Note: Ca analogue of tunellite, Locality: Kopaonik Mt, central Serbia