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Richterite With Zircon

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PDM1162771

Description Tabs

Description
Locality: 
Siilinjärvi Mine, Siilinjärvi, Northern Savonia, Finland
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11.4 × 6.8 × 6.8 cm
Largest Crystal: 
3.40cm
Weight: 
725.00gr
Description

Numerous prismatic, glassy blue crystals of richterite, imbedded in a matrix with rare black tetraferriphlogopite, and associated to brown zircon crystals of intense UV fluorescence. Specimens from the Siilinjärvi mine are extremely rare in collections, particularly in this big size.

Acquired in 27/9/1987. Ex Gustaf collection #163, with his handwritten label.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Richterite

Formula: 
{Na}{CaNa}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.20
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Långban, Filipstad, Värmland, Sweden

Zircon

Formula: 
ZrSiO4
Strunz: 
9.AD.30
Crystal System: 
Tetragonal
Hardness: 
7.5
Streak: 
White

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Start 22 Jan 18:00
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Shipping Information

Postage Area Price
Belgium (Tracked)
7
NL, DE, FR, LU (Tracked)
11
EUROPE 1 . or 2 (Tracked)
14.16
CANADA (Tracked)
22
USA (NOT Tracked) . or USA (Tracked)
25
REST (Tracked)
25

Seller Information

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