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Fedorite & Davyne

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SMM657638

Fedorite & Davyne

Description Tabs

Description
Locality: 
Schellkopf, Brenk, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1 × 1 cm
Description

Tabular fedorite and colorless/milky acicular davyne crystals. Good sample.

Boxed with Label
Mineral Data
What's on the rock

Fedorite

Formula: 
(Na,K)2-3(Ca4Na3)Si16O38(OH,F)2·3.5H2O
Strunz: 
9.EE.80
Hardness: 
0.0
Type Locality: 
Turii alkaline Massif (Turiy massif), Turii Cape, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Davyne

Formula: 
(Na,K)6Ca2(Al6Si6O24)(Cl2,SO4)2
Strunz: 
9.FB.05
Crystal System: 
Hexagonal
Hardness: 
5.5 - 6.0
Streak: 
white
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Seller Information

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