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Allanite-(Ce)

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MCH122667

Allanite-(Ce)

ex Arthur Landsverk

Description Tabs

Description
Locality: 
Ivedal Quarries, Iveland, Agder, Norway
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 5.5 × 3 cm
Largest Crystal: 
5.00cm
Description

Specimen with two outstanding allanite (=orthite) crystals (and a third minor one) embedded in quartz with some biotite from the Ivedal pegmatite.

I got this specimen in 1986 from Arthur Landsverk, Birketveit.

Mineral Data
What's on the rock

Allanite-(Ce)

Formula: 
{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05b
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Qáqarssuatsiaq, Aluk Island, Kap Farvel, Kujalleq, Greenland

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