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Kentbrooksite Aegirine & Analcime

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SYM1081654

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.5 × 1.5 cm
Description

Red kentbrooksite crystal with analcime and black aegirine. 

Mineral Data
What's on the rock

Kentbrooksite

Formula: 
(Na,REE)15(Ca,REE)6(Mn2+,Fe2+)3Zr3Nb[Si25O74]F2·2H2O
Strunz: 
9.CO.10
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0
Streak: 
White.
Type Locality: 
Kentbrooksite occurrence, Amdrup Firth, Kangerlussuaq Firth, Tunu Province (East Greenland), Greenland

Aegirine

Formula: 
NaFe3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Rundemyr, Øvre Eiker, Buskerud, Norway

Analcime

Formula: 
Na2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Crystal System: 
Triclinic
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Cyclopean Islands, Acitrezza (Aci Trezza), Etna Volcanic Complex, Catania Province, Sicily, Italy

Current price

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Starting price

$10
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Start 14 Nov 18:00
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Shipping Information

Postage Area Price
US
$15
Rest of World
$20
Canada
$15
View sellers shipping policy

All shipping is sent by Canada Post (in general by air mail) and will occur 2 to 5 days after payment is received. For whatever reason, if there is a delay, I will contact the winner. All sales are final. 

Customs and/or duty fees are the responsibility of the client.

 

SINGLE winning  -  The shipping cost listed.

MULTIPLE winnings. -  The single item won with the highest shipping cost. There will be no additional charge for the other items,  Applies to current auction only. 

 

Please note that the listed shipping cost does not include tracking numbers or insurance. Please e-mail me if you would like any additional mailing services, for example tracking number. 

 

 

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