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Arfvedsonite & Calcite

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CFL1090133

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2 × 1.4 cm
Description

Nice specimen of arfvedsonite crystals associated with calcite, rhodochrosite, sphalerite, polylithionite and an unidentified species.

Mineral Data
What's on the rock

Arfvedsonite

Formula: 
[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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Start 29 Dec 18:00
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Shipping Information

Postage Area Price
Canada
$16
USA
$14
Europe
$15
Rest of World
$17

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Collection Arkane accept payments by Paypal and direct email messages.