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Sérandite With Catapleiite & Eudialyte & Cancrinite & Aegirine

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LGM683917

Sérandite With Catapleiite & Eudialyte & Cancrinite & Aegirine

Ex Dr. Krantz, Bonn, Germany
With Antique Label

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Description Tabs

Description
Locality: 
Mont Saint-Hilaire, Montérégie, Québec, Canada
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
5 × 8 × 8 cm
Weight: 
427.00gr
Description

A massive specimen hosting an interesting combination of not less than 7 different minerals:
Pink sérandite (pic 1 etc.), tan platy catapleite (pic 2), dark brown eudialyte (pic 7), light blue cancrinite (arrow on pic 8), black aegirine needles (pic 7), miceaous brown astrophyllite (pic 4) and finally white masses of analcime.

Comes with old Southwest Scientific Company / Scott J. Williams label dated 1964-1966.

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

Catapleiite

Formula: 
Na2Zr(Si3O9)·2H2O
Strunz: 
9.CA.15
Crystal System: 
Hexagonal
Hardness: 
5.5 - 6.0
Type Locality: 
Låven (Skådön; Lamö; Lamanskjaer), Langesundsfjorden, Larvik, Vestfold, Norway

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

Cancrinite

Formula: 
(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2·2H2O
Strunz: 
9.FB.05
Hardness: 
5.0 - 6.0
Streak: 
white
Type Locality: 
Ilmen Mts, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...

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

Seller Information

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Seller's terms and conditions

Thank you for viewing my auctions! Maintaining high standards in customer service is extremely important to me. If shipping takes longer than expected, please contact me. It is possible to file an investigation request, and during nearly ten years of e-rocks NO parcel was finally lost.

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+++IMPORTANT+++
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