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Sérandite & Manganoneptunite

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CFL1043139

Sérandite & Manganoneptunite

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 8.5 × 7 cm
Description

Rich specimen of translucent to gemmy serandite crystals associated with manganoneptunite, albite, aegirine, analcime, polylithionite and possibly annite.  Collected in 2002.

Mineral Data
What's on the rock

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

Manganoneptunite

Formula: 
Na2KLi(Mn2+,Fe2+)2Ti2[Si8O24]
Strunz: 
9.EH.05
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Colour: 
Red
Type Locality: 
Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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$40
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Shipping Information

Postage Area Price
Canada
$21
USA
$20
Europe
$45
Rest of World
$47

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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Collection Arkane accept payments by Paypal and direct email messages.