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Pyrochlore Pyroxene Group & Nosean

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ZLT546862

Pyrochlore Pyroxene Group & Nosean

Description Tabs

Description
Locality: 
In den Dellen Quarries, Niedermendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.8 × 1.7 × 1.2 cm
Description

Fraction of a sanidinite ejection block with a nice pyrochlore-crystal on pyroxen and a transparent, prismatic noseane crystal.

Mineral Data
What's on the rock

Pyrochlore

Synonym Of: 

Pyrochlore Group

Formula: 
A2Nb2(O,OH)6Z
Strunz: 
4
Hardness: 
5 - 5.5
Group Parent: 
Pyrochlore Group

Pyroxene Group

Group Members: 
Clinopyroxene Subgroup
Orthopyroxene Subgroup

Nosean

Formula: 
Na8(Al6Si6O24)(SO4)·H2O
Strunz: 
9.FB.10
Hardness: 
5.5
Type Locality: 
Sandkuhle, Maria Laach, Laach lake volcanic complex, Eifel, Rhineland-Palatinate, Germany

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