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Analcime With Natrolite

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LGM630753

Analcime With Natrolite

Ex Dr. Krantz, Bonn, Germany
With Antique Label

Description Tabs

Description
Locality: 
Vicenza Province, Veneto, Italy
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
6 × 10.5 × 5.5 cm
Largest Crystal: 
0.80cm
Weight: 
329.00gr
Description

Piece of basalt rock hosting lots of geodes up to 2 cm. The geodes are mostly lined with a lawn of small, colorless to white analcime crystals, plus acicular natrolite and likely other zeolite group minerals. Some bigger analcime crystals up to 0.8 cm are present (see pic 6).

Comes with on-glued antique sticker. Exact locality is likely "Nero Mt., San Pietro, Montecchio Maggiore, Vicenza Prov."

Mineral Data
What's on the rock

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

Natrolite

Formula: 
Na2Al2Si3O10·2H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Hohentwiel, Singen, Hegau, Baden-Württemberg, Germany

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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