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Thortveitite Fluorite & Gadolinite

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SER165345

Thortveitite Fluorite & Gadolinite

Description Tabs

Description
Locality: 
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4 × 1 cm
Description

A blue tuft of thortveitite with brown gadolinite that hosts an unknown white mineral , violet fluorite and light blue titanite

Mineral Data
What's on the rock

Thortveitite

Formula: 
(Sc,Y)2Si2O7
Strunz: 
9.BC.05
Crystal System: 
Monoclinic
Hardness: 
6.0 - 7.0
Streak: 
white
Type Locality: 
Ljoslandsknipan (Thortveitittgruva), Knipan (Knipane), Ljosland, Iveland, Aust-Agder, Norway

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Gadolinite

Synonym Of: 

Gadolinite-(Ce)

Formula: 
(Ce,La,Nd,Y)2Fe2+Be2Si2O10
Strunz: 
9.AJ.20
Hardness: 
6.5 - 7.0

Gadolinite-(Y)

Formula: 
Y2Fe2+Be2Si2O10
Strunz: 
9.AJ.20
Hardness: 
6.5 - 7.0