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Agrellite Eudialyte & Mosandrite

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CFL1092557

Agrellite Eudialyte & Mosandrite

Type Locality

Description Tabs

Description
Locality: 
Kipawa, Sheffield Lake, Les Lacs-du-Témiscamingue, Abitibi-Témiscamingue, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 6.8 × 3.3 cm
Description

Classic type locality specimen of fluorescent agrellite crystals associated with eudyalite and mosandrite.

Mineral Data
What's on the rock

Agrellite

Formula: 
NaCa2Si4O10F
Strunz: 
9.DH.75
Crystal System: 
Triclinic
Hardness: 
5.5
Streak: 
White
Type Locality: 
Kipawa alkaline complex, Les Lacs-du-Témiscamingue, Témiscamingue RCM, Abitibi-Témiscamingue, Québec, Canada

Eudialyte

Formula: 
Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Strunz: 
9.CO.10
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

Mosandrite

Formula: 
(◻,Ca,Na)3(Ca,REE)4Ti(Si2O7)2[H2O,OH,F]4·H2O
Strunz: 
9.BE.20
Hardness: 
4.0
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway

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