General Information:
Chemical Formula:Na3(Ce,La,Nd)(PO4)2
Composition:(Molecular Weight = 399.08 gm)Sodium 17.28 %
NaLanthanum 10.44 %
LaCerium 21.07 %
CePhosphorus 15.52 %
P Neodymium 3.61 %
NdOxygen 32.07 %
O Empirical Formula: Na3Ce0.6La0.3Nd0.1(PO4)2
Environment:Melanocratic nepheline syenite.
IMA Status:Approved IMA 1987
Locality:Ilimaussaq intrusion, southern Greenland.
Name Origin:Named for Vitus Bering (1681-1741), explorer of norhtern seas (Bering Sea).
Physical Properties: Cleavage:[100] Good, [010] Good, [001] Good
Color:white, light green, or light pink.
Density:3.6 - 3.7, Average = 3.65
Habits:Pseudo Hexagonal - Crystals show a hexagonal outline., ,
Hardness:4.5 - Between Fluorite and Apatite
Luster:Vitreous (Glassy)
Streak:white
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