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Herschelite & Natrolite

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CSW207574

Herschelite & Natrolite

Classic Locality

Description Tabs

Description
Locality: 
Horseshoe Dam - South of, Maricopa County, Arizona, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.7 × 2.3 cm
Description

Basalt matrix with an amygdale containing nice examples of herschelite (chabazite-Na) crystals. Other amygdales containing white natrolite crystal clusters with colourless analcime crystals.

Mineral Data
What's on the rock

Herschelite

Synonym Of: 

Chabazite-Na

Formula: 
(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2·12H2O
Strunz: 
9.GD.10
Hardness: 
4.0

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. It goes without saying that maintaining high standards in both specimen quality and customer service are extremely important to me. If for any reason you are not happy with any aspect of your transaction then please let me know as soon as possible, ideally within 1 week of receiving your specimen. I will happily do all in my power to resolve the situation to your satisfaction. If your specimen is damaged upon delivery simply send me some photos to verify this and I'll provide you with a full refund or a replacement specimen, whichever you prefer.