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Bornemanite & Ussingite

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JYJ1043577

Bornemanite & Ussingite

Description Tabs

Description
Locality: 
Shkatulka Pegmatite, Umbozero Mine, Alluaiv Mountain, Lovozero Massif, Murmansk Oblast, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2.7 cm
Description

Beige bornemanite with brown serandite and ussingite from the Shkatulka pegmatite, Alluaiv Kola, Russia. 

Mineral Data
What's on the rock

Bornemanite

Formula: 
Na6BaTi2Nb(Si2O7)2(PO4)O2(OH)F
Strunz: 
9.BE.50
Hardness: 
3.5 - 4.0
Type Locality: 
Yubileinaya pegmatite (Yubileinoye; Jubilejnaja), Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Ussingite

Formula: 
Na2AlSi3O8OH
Strunz: 
9.EH.20
Crystal System: 
Triclinic
Hardness: 
6.0 - 7.0
Streak: 
white
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland