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Allanite-(Ce) & Andradite

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SYM171257

Allanite-(Ce) & Andradite

Rare Mineral

Description Tabs

Description
Locality: 
Mary Kathleen Mine, Rosebud Station, Cloncurry Shire, Queensland, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 4 × 4 cm
Description

Many black terminated and doubly terminated allanite-ce crystals with orange-red andradite crystals.

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

Andradite

Formula: 
Ca3Fe3+2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Drammen, Buskerud, Norway