Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Natrolite & Phillipsite

Views:
Watches:
CR1036220

Natrolite & Phillipsite

With Antique Label

Description Tabs

Description
Locality: 
Palagonia, Catania Province, Sicily, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 5 × 4 cm
Description

This is a fantastic old specimen with large natrolite crystals - erroneously referred to as mesolite, but according to XRD analyses performed on old specimens classified as "mesolite", the globular mineral is compatiple with tetranatrolite or natrolite (Sicurella et al., 2010)

With beautiful old label.

 

Mineral Data
What's on the rock

Natrolite

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

Phillipsite

Synonym Of: 

Phillipsite-Ca

Formula: 
(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32 . 12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0

Phillipsite-K

Formula: 
(K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0

Phillipsite-Na

Formula: 
(Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32]·12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0
Group Parent: 
Zeolite Group

Current price

$

Starting price

$10
(reserve not met) (reserve met)

You are the highest bidder

You have been outbid

Proxy bid set
$
Delayed bid pending at
$
Delayed Bid is Outbid

Your maximum bid $:

(Enter or more)

Start 19 Apr 17:00
End
No. of bids view history

Shipping Information

Postage Area Price
Germany
6
Europe
9
USA, Rest of World
$12

Bid History

Full bid history