Slender, black zirconolite-3O crystals in microcline, with some pale yellow britholite-(Ce), magnetite and phlogopite, and fragments of zircon and pyrochlore
BO_507
1 Item
Data sheet
Locality
Håkestad Quarry, Håkestad, Tjølling, Larvik, Vestfold og Telemark, Norway
Size category
Miniature
Size (cm)
5 x 4.5 x 2
Weight
67 g
Formula
(Ca,REE)2Zr2(Ti,Nb)3FeO14
Properties
Adamantine, sub-metallic; black
Slender, black and shiny zirconolite crystals in matrixHåkestad, Tjølling, Vestfold og Telemark, Norway