ID 20259
Astrophyllite
Location: Mount Eveslogchorr, Khibiny Massif, Murmansk Oblast, Russia
Size: 82x81x53 mm (561 gr.)
 
Bronze bladed crystals of Astrophyllite embedded in a white feldspar.

Please watch the video for a better view:
https://youtu.be/hYXJ3XBEW_o
 
I am not sure when it was found, but my father bought this when he visited Russia, about 20 years ago.