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Kihlmanite-(Ce) & Tundrite-(Ce)

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CSL217732

Kihlmanite-(Ce) & Tundrite-(Ce)

IMA2012-081
New Mineral type

Description Tabs

Description
Locality: 
Kihlman Mountian, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.4 × 1.4 cm
Description

Kihlmanite-(Ce) is a fairly new cerium bearing titanosilicate mineral, considered to be the cation deficient analogue of tundrite-(Ce). It forms brownish zones in golden-green tundrite-(Ce) sprays.

Mineral Data
What's on the rock

Kihlmanite-(Ce)

Formula: 
Ce2TiO2(SiO4)(HCO3)2(H2O)
Hardness: 
3.0 - 0.0
Colour: 
Brown
Type Locality: 
Kihlman Mt., Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Tundrite-(Ce)

Formula: 
Na2Ce2Ti(SiO4)(CO3)2O2
Strunz: 
9.AH.10
Hardness: 
3.0
Type Locality: 
Pegmatite No. 45, Lepkhe-Nel'm Mt (Lepkhe-Nelm; Nepkha), Seidozero Lake, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...
Loranth Minerals

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