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Beryllonite Neighborite & Cordylite-(Ce)

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BCK193406

Beryllonite Neighborite & Cordylite-(Ce)

Bob Rothenberg collection
Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.7 × 0.4 cm
Description

You are bidding on a small matrix specimen with three rare crystallized species in one vug. Beryllonite as white tabular discs. Neighborite as tiny brown isometric crystals and a nice tabular cordylite-Ce. Interesting and rare combination.

Mineral Data
What's on the rock

Beryllonite

Formula: 
NaBePO4
Strunz: 
8.AA.10
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Streak: 
White
Type Locality: 
Joe McKeen Mountain locality (McKean Farm), Stoneham, Oxford Co., Maine, USA

Neighborite

Formula: 
NaMgF3
Strunz: 
3.AA.35
Hardness: 
4.5
Type Locality: 
Sun Haverstrite Well, Uintah Co., Utah, USA

Cordylite-(Ce)

Formula: 
NaBaCe2(CO3)4F
Strunz: 
5.BD.05
Hardness: 
4.5
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Seller Information

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