• Online only
Ferri-leakeite
search
  • Ferri-leakeite

Ferri-leakeite

€32.00
Black, fibrous ferri-leakeite in matrix
Eastern Pedriza Massif, Sierra de Guadarrama, Spain
Quantity
Available

Small, disseminated clusters of black, fibrous ferri-leakeite ("ferriwhittakerite") in matrix
MM_0245
1 Item

Data sheet

Locality
Eastern Pedriza Massif, Sierra de Guadarrama, Spain
Size category
Miniature
Size (cm)
4 x 2.5 x 2
Weight
32 g
Formula
[Na][Na2][Mg2Fe3+2Li]Si8O22(OH)2
Properties
Vitreous; acicular habit; black