Ilmajokite

General Information:
 Chemical Formula:
(Na,Ce,La,Ba)2TiSi3O5(OH)10·n(H2O) (?)
 Environment:
Cavities in the central zone of the Jubilee stratified pegmatite. Rapidly disinterates in air.
 IMA Status:
Approved IMA 1972
 Locality:
Lovozero alkaline massif, Kola Peninsula, Russia.
 Name Origin:
Named for the locality.
Physical Properties:
 Cleavage:
[???] Perfect, [???] Perfect
 Color:
bright yellow or light yellow.
 Density:
2.2
 Habits:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Platy - Sheet forms (e.g. micas)., Granular - Generally occurs as anhedral to subhedral crystals in matrix.
 Hardness:
1 - Talc
 Luster:
Vitreous (Glassy)
 Streak:
white
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