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Feklichevite

€45.00
Reddish brown crystalline masses of feklichevite in matrix
Kovdor Phlogopite mine, Kovdor Massif, Kola Peninsula, Russia
Quantity
Available

Reddish brown crystalline masses of feklichevite (a eudialyte group mineral) in a calcite/aegirine matrix. From the type locality
MM_0190
1 Item

Data sheet

Locality
Kovdor Phlogopite mine, Kovdor Massif, Kola Peninsula, Russia
Size category
Miniature
Size (cm)
4 x 2 x 2
Weight
19 g
Formula
Na11Ca9(Fe3+,Fe2+)2Zr3Nb[Si25O73](OH,H2O,Cl,O)5
Properties
Vitreous; brittle; reddish brown colour