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Shkatulkalite & Sérandite In Ussingite

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SHS61049

Shkatulkalite & Sérandite In Ussingite

Description Tabs

Description
Locality: 
Shkatulka Pegmatite, Umbozero Mine, Alluaiv Mountain, Lovozero Massif, Murmansk Oblast, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.4 × 1.8 cm
Description

Light yellow shkatulkaite with serandite in ussingite

Mineral Data
What's on the rock

Shkatulkalite

Formula: 
Na10Mn2+Ti3Nb3(Si2O7)6(OH)2F·12H2O
Strunz: 
9.BE.50
Crystal System: 
Monoclinic
Hardness: 
3.0
Type Locality: 
Shkatulka pegmatite, Umbozero mine (Umbozerskii mine; Umba Mine), Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Sérandite

Formula: 
Na(Mn2+,Ca)2(HSi3O9)
Strunz: 
9.DG.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Rouma Island (Roume Island; Roma Island; Ruma Island), Los Archipelago (Los Islands), Guinea

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