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Olgite & Karnasurtite-(Ce)

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SKY1027874

Olgite & Karnasurtite-(Ce)

Rare Mineral

Description Tabs

Description
Locality: 
Lovozero Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 0.8 cm
Description

Greenish crystal aggregates of the rare mineral olgite associated to karnasurtite-(Ce) after the original label from the Museum

Only 4 localities known worldwide for olgite.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Olgite

Formula: 
(Sr,Ba)(Na,Sr,REE)2Na(PO4)2
Strunz: 
8.AC.40
Hardness: 
4.5
Type Locality: 
Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Karnasurtite-(Ce)

Formula: 
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si2O7)(OH)4·3H2O
Strunz: 
9.BE.70
Hardness: 
2.0
Type Locality: 
Hackmanite Stock (Pegmatite No. 62), Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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