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Polymignite

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JYJ1159680

Description Tabs

Description
Locality: 
Tjolling, Larvik, Vestfold og Telemark, Norway
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.5 cm
Description

Dark brown polymignite crystal in matrix from Tjölling, Norway.

 

Mineral Data
What's on the rock

Polymignite

Variety Of: 

Zirconolite

Formula: 
CaZrTi2O7
Strunz: 
4.DH.30
Hardness: 
5.5
Formula: 
(Ca,Fe,Y,Th)(Nb,Ti,Ta,Zr)O4
Crystal System: 
Orthorhombic
Hardness: 
0.0