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Titanite Sanidine & Haüyne

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PDM1174140

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Description
Locality: 
Krufter Ofen, Kruft, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.8 × 7.4 × 5 cm
Weight: 
271.00gr
Description

Granular specimen formed mainly by translucent sanidine microcrystals, richly enclosing black aegirine-augite crystals, caramel brown titanite (and likely others: baddeleyite, rhabdophane, apatite, etc.), and some glassy blue haüyne crystals.

This big sample from Krufter Ofen (exploited since the 1950’s by ZIEGLOWSKI GmbH & Co. KG, BimsGroep) it was acquired in 26/5/1960. Ex Gustaf collection #608, with his handwritten label.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Titanite

Formula: 
CaTi(SiO4)O
Strunz: 
9.AG.15
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Titanite occurrence, Hauzenberg, Lower Bavaria, Bavaria, Germany

Sanidine

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic - Prismatic
Hardness: 
6.0
Streak: 
White
Type Locality: 
Drachenfels, Königswinter, Siebengebirge, North Rhine-Westphalia, Germany

Haüyne

Formula: 
(Na,Ca)4-8(Al6Si6O24)(SO4,S,Cl)1-2
Strunz: 
9.FB.10
Hardness: 
5.5 - 6.0
Type Locality: 
Lake Nemi, Alban Hills, Rome Province, Latium, Italy

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Start 26 Mar 18:00
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Shipping Information

Postage Area Price
Belgium (Tracked)
7.50
NL, DE, FR, LU (Tracked)
10
EUROPE 1 . or 2 (Tracked)
12.16
CANADA (Tracked)
21
USA (NOT Tracked) . or USA (Tracked)
25
REST (Tracked)
22

Seller Information

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