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Malinkoite & Ussingite

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SYM772202

Malinkoite & Ussingite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1 × 0.5 cm
Description

Radiating malinkohite with ussingite and uk 86 on matrix. 

Mineral Data
What's on the rock

Malinkoite

Formula: 
NaBSiO4
Strunz: 
9.FA.10
Hardness: 
7.0
Streak: 
White
Type Locality: 
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